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EIOS/integration/inc/PHPExcel/Calculation.php

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<?php
/** PHPExcel root directory */
if (!defined('PHPEXCEL_ROOT')) {
/**
* @ignore
*/
define('PHPEXCEL_ROOT', dirname(__FILE__) . '/../');
require(PHPEXCEL_ROOT . 'PHPExcel/Autoloader.php');
}
if (!defined('CALCULATION_REGEXP_CELLREF')) {
// Test for support of \P (multibyte options) in PCRE
if (defined('PREG_BAD_UTF8_ERROR')) {
// Cell reference (cell or range of cells, with or without a sheet reference)
define('CALCULATION_REGEXP_CELLREF', '((([^\s,!&%^\/\*\+<>=-]*)|(\'[^\']*\')|(\"[^\"]*\"))!)?\$?([a-z]{1,3})\$?(\d{1,7})');
// Named Range of cells
define('CALCULATION_REGEXP_NAMEDRANGE', '((([^\s,!&%^\/\*\+<>=-]*)|(\'[^\']*\')|(\"[^\"]*\"))!)?([_A-Z][_A-Z0-9\.]*)');
} else {
// Cell reference (cell or range of cells, with or without a sheet reference)
define('CALCULATION_REGEXP_CELLREF', '(((\w*)|(\'[^\']*\')|(\"[^\"]*\"))!)?\$?([a-z]{1,3})\$?(\d+)');
// Named Range of cells
define('CALCULATION_REGEXP_NAMEDRANGE', '(((\w*)|(\'.*\')|(\".*\"))!)?([_A-Z][_A-Z0-9\.]*)');
}
}
/**
* PHPExcel_Calculation (Multiton)
*
* Copyright (c) 2006 - 2015 PHPExcel
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* @category PHPExcel
* @package PHPExcel_Calculation
* @copyright Copyright (c) 2006 - 2015 PHPExcel (http://www.codeplex.com/PHPExcel)
* @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL
* @version ##VERSION##, ##DATE##
*/
class PHPExcel_Calculation
{
/** Constants */
/** Regular Expressions */
// Numeric operand
const CALCULATION_REGEXP_NUMBER = '[-+]?\d*\.?\d+(e[-+]?\d+)?';
// String operand
const CALCULATION_REGEXP_STRING = '"(?:[^"]|"")*"';
// Opening bracket
const CALCULATION_REGEXP_OPENBRACE = '\(';
// Function (allow for the old @ symbol that could be used to prefix a function, but we'll ignore it)
const CALCULATION_REGEXP_FUNCTION = '@?([A-Z][A-Z0-9\.]*)[\s]*\(';
// Cell reference (cell or range of cells, with or without a sheet reference)
const CALCULATION_REGEXP_CELLREF = CALCULATION_REGEXP_CELLREF;
// Named Range of cells
const CALCULATION_REGEXP_NAMEDRANGE = CALCULATION_REGEXP_NAMEDRANGE;
// Error
const CALCULATION_REGEXP_ERROR = '\#[A-Z][A-Z0_\/]*[!\?]?';
/** constants */
const RETURN_ARRAY_AS_ERROR = 'error';
const RETURN_ARRAY_AS_VALUE = 'value';
const RETURN_ARRAY_AS_ARRAY = 'array';
private static $returnArrayAsType = self::RETURN_ARRAY_AS_VALUE;
/**
* Instance of this class
*
* @access private
* @var PHPExcel_Calculation
*/
private static $instance;
/**
* Instance of the workbook this Calculation Engine is using
*
* @access private
* @var PHPExcel
*/
private $workbook;
/**
* List of instances of the calculation engine that we've instantiated for individual workbooks
*
* @access private
* @var PHPExcel_Calculation[]
*/
private static $workbookSets;
/**
* Calculation cache
*
* @access private
* @var array
*/
private $calculationCache = array ();
/**
* Calculation cache enabled
*
* @access private
* @var boolean
*/
private $calculationCacheEnabled = true;
/**
* List of operators that can be used within formulae
* The true/false value indicates whether it is a binary operator or a unary operator
*
* @access private
* @var array
*/
private static $operators = array(
'+' => true, '-' => true, '*' => true, '/' => true,
'^' => true, '&' => true, '%' => false, '~' => false,
'>' => true, '<' => true, '=' => true, '>=' => true,
'<=' => true, '<>' => true, '|' => true, ':' => true
);
/**
* List of binary operators (those that expect two operands)
*
* @access private
* @var array
*/
private static $binaryOperators = array(
'+' => true, '-' => true, '*' => true, '/' => true,
'^' => true, '&' => true, '>' => true, '<' => true,
'=' => true, '>=' => true, '<=' => true, '<>' => true,
'|' => true, ':' => true
);
/**
* The debug log generated by the calculation engine
*
* @access private
* @var PHPExcel_CalcEngine_Logger
*
*/
private $debugLog;
/**
* Flag to determine how formula errors should be handled
* If true, then a user error will be triggered
* If false, then an exception will be thrown
*
* @access public
* @var boolean
*
*/
public $suppressFormulaErrors = false;
/**
* Error message for any error that was raised/thrown by the calculation engine
*
* @access public
* @var string
*
*/
public $formulaError = null;
/**
* An array of the nested cell references accessed by the calculation engine, used for the debug log
*
* @access private
* @var array of string
*
*/
private $cyclicReferenceStack;
private $cellStack = array();
/**
* Current iteration counter for cyclic formulae
* If the value is 0 (or less) then cyclic formulae will throw an exception,
* otherwise they will iterate to the limit defined here before returning a result
*
* @var integer
*
*/
private $cyclicFormulaCounter = 1;
private $cyclicFormulaCell = '';
/**
* Number of iterations for cyclic formulae
*
* @var integer
*
*/
public $cyclicFormulaCount = 1;
/**
* Epsilon Precision used for comparisons in calculations
*
* @var float
*
*/
private $delta = 0.1e-12;
/**
* The current locale setting
*
* @var string
*
*/
private static $localeLanguage = 'en_us'; // US English (default locale)
/**
* List of available locale settings
* Note that this is read for the locale subdirectory only when requested
*
* @var string[]
*
*/
private static $validLocaleLanguages = array(
'en' // English (default language)
);
/**
* Locale-specific argument separator for function arguments
*
* @var string
*
*/
private static $localeArgumentSeparator = ',';
private static $localeFunctions = array();
/**
* Locale-specific translations for Excel constants (True, False and Null)
*
* @var string[]
*
*/
public static $localeBoolean = array(
'TRUE' => 'TRUE',
'FALSE' => 'FALSE',
'NULL' => 'NULL'
);
/**
* Excel constant string translations to their PHP equivalents
* Constant conversion from text name/value to actual (datatyped) value
*
* @var string[]
*
*/
private static $excelConstants = array(
'TRUE' => true,
'FALSE' => false,
'NULL' => null
);
// PHPExcel functions
private static $PHPExcelFunctions = array(
'ABS' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'abs',
'argumentCount' => '1'
),
'ACCRINT' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::ACCRINT',
'argumentCount' => '4-7'
),
'ACCRINTM' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::ACCRINTM',
'argumentCount' => '3-5'
),
'ACOS' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'acos',
'argumentCount' => '1'
),
'ACOSH' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'acosh',
'argumentCount' => '1'
),
'ADDRESS' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_LOOKUP_AND_REFERENCE,
'functionCall' => 'PHPExcel_Calculation_LookupRef::CELL_ADDRESS',
'argumentCount' => '2-5'
),
'AMORDEGRC' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::AMORDEGRC',
'argumentCount' => '6,7'
),
'AMORLINC' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::AMORLINC',
'argumentCount' => '6,7'
),
'AND' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_LOGICAL,
'functionCall' => 'PHPExcel_Calculation_Logical::LOGICAL_AND',
'argumentCount' => '1+'
),
'AREAS' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_LOOKUP_AND_REFERENCE,
'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
'argumentCount' => '1'
),
'ASC' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
'argumentCount' => '1'
),
'ASIN' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'asin',
'argumentCount' => '1'
),
'ASINH' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'asinh',
'argumentCount' => '1'
),
'ATAN' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'atan',
'argumentCount' => '1'
),
'ATAN2' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'PHPExcel_Calculation_MathTrig::ATAN2',
'argumentCount' => '2'
),
'ATANH' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'atanh',
'argumentCount' => '1'
),
'AVEDEV' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::AVEDEV',
'argumentCount' => '1+'
),
'AVERAGE' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::AVERAGE',
'argumentCount' => '1+'
),
'AVERAGEA' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::AVERAGEA',
'argumentCount' => '1+'
),
'AVERAGEIF' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::AVERAGEIF',
'argumentCount' => '2,3'
),
'AVERAGEIFS' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
'argumentCount' => '3+'
),
'BAHTTEXT' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
'argumentCount' => '1'
),
'BESSELI' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
'functionCall' => 'PHPExcel_Calculation_Engineering::BESSELI',
'argumentCount' => '2'
),
'BESSELJ' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
'functionCall' => 'PHPExcel_Calculation_Engineering::BESSELJ',
'argumentCount' => '2'
),
'BESSELK' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
'functionCall' => 'PHPExcel_Calculation_Engineering::BESSELK',
'argumentCount' => '2'
),
'BESSELY' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
'functionCall' => 'PHPExcel_Calculation_Engineering::BESSELY',
'argumentCount' => '2'
),
'BETADIST' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::BETADIST',
'argumentCount' => '3-5'
),
'BETAINV' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::BETAINV',
'argumentCount' => '3-5'
),
'BIN2DEC' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
'functionCall' => 'PHPExcel_Calculation_Engineering::BINTODEC',
'argumentCount' => '1'
),
'BIN2HEX' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
'functionCall' => 'PHPExcel_Calculation_Engineering::BINTOHEX',
'argumentCount' => '1,2'
),
'BIN2OCT' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
'functionCall' => 'PHPExcel_Calculation_Engineering::BINTOOCT',
'argumentCount' => '1,2'
),
'BINOMDIST' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::BINOMDIST',
'argumentCount' => '4'
),
'CEILING' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'PHPExcel_Calculation_MathTrig::CEILING',
'argumentCount' => '2'
),
'CELL' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_INFORMATION,
'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
'argumentCount' => '1,2'
),
'CHAR' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
'functionCall' => 'PHPExcel_Calculation_TextData::CHARACTER',
'argumentCount' => '1'
),
'CHIDIST' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::CHIDIST',
'argumentCount' => '2'
),
'CHIINV' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::CHIINV',
'argumentCount' => '2'
),
'CHITEST' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
'argumentCount' => '2'
),
'CHOOSE' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_LOOKUP_AND_REFERENCE,
'functionCall' => 'PHPExcel_Calculation_LookupRef::CHOOSE',
'argumentCount' => '2+'
),
'CLEAN' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
'functionCall' => 'PHPExcel_Calculation_TextData::TRIMNONPRINTABLE',
'argumentCount' => '1'
),
'CODE' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
'functionCall' => 'PHPExcel_Calculation_TextData::ASCIICODE',
'argumentCount' => '1'
),
'COLUMN' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_LOOKUP_AND_REFERENCE,
'functionCall' => 'PHPExcel_Calculation_LookupRef::COLUMN',
'argumentCount' => '-1',
'passByReference' => array(true)
),
'COLUMNS' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_LOOKUP_AND_REFERENCE,
'functionCall' => 'PHPExcel_Calculation_LookupRef::COLUMNS',
'argumentCount' => '1'
),
'COMBIN' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'PHPExcel_Calculation_MathTrig::COMBIN',
'argumentCount' => '2'
),
'COMPLEX' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
'functionCall' => 'PHPExcel_Calculation_Engineering::COMPLEX',
'argumentCount' => '2,3'
),
'CONCATENATE' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
'functionCall' => 'PHPExcel_Calculation_TextData::CONCATENATE',
'argumentCount' => '1+'
),
'CONFIDENCE' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::CONFIDENCE',
'argumentCount' => '3'
),
'CONVERT' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
'functionCall' => 'PHPExcel_Calculation_Engineering::CONVERTUOM',
'argumentCount' => '3'
),
'CORREL' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::CORREL',
'argumentCount' => '2'
),
'COS' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'cos',
'argumentCount' => '1'
),
'COSH' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'cosh',
'argumentCount' => '1'
),
'COUNT' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::COUNT',
'argumentCount' => '1+'
),
'COUNTA' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::COUNTA',
'argumentCount' => '1+'
),
'COUNTBLANK' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::COUNTBLANK',
'argumentCount' => '1'
),
'COUNTIF' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::COUNTIF',
'argumentCount' => '2'
),
'COUNTIFS' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
'argumentCount' => '2'
),
'COUPDAYBS' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::COUPDAYBS',
'argumentCount' => '3,4'
),
'COUPDAYS' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::COUPDAYS',
'argumentCount' => '3,4'
),
'COUPDAYSNC' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::COUPDAYSNC',
'argumentCount' => '3,4'
),
'COUPNCD' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::COUPNCD',
'argumentCount' => '3,4'
),
'COUPNUM' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::COUPNUM',
'argumentCount' => '3,4'
),
'COUPPCD' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::COUPPCD',
'argumentCount' => '3,4'
),
'COVAR' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::COVAR',
'argumentCount' => '2'
),
'CRITBINOM' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::CRITBINOM',
'argumentCount' => '3'
),
'CUBEKPIMEMBER' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_CUBE,
'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
'argumentCount' => '?'
),
'CUBEMEMBER' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_CUBE,
'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
'argumentCount' => '?'
),
'CUBEMEMBERPROPERTY' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_CUBE,
'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
'argumentCount' => '?'
),
'CUBERANKEDMEMBER' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_CUBE,
'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
'argumentCount' => '?'
),
'CUBESET' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_CUBE,
'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
'argumentCount' => '?'
),
'CUBESETCOUNT' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_CUBE,
'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
'argumentCount' => '?'
),
'CUBEVALUE' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_CUBE,
'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
'argumentCount' => '?'
),
'CUMIPMT' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::CUMIPMT',
'argumentCount' => '6'
),
'CUMPRINC' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::CUMPRINC',
'argumentCount' => '6'
),
'DATE' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_DATE_AND_TIME,
'functionCall' => 'PHPExcel_Calculation_DateTime::DATE',
'argumentCount' => '3'
),
'DATEDIF' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_DATE_AND_TIME,
'functionCall' => 'PHPExcel_Calculation_DateTime::DATEDIF',
'argumentCount' => '2,3'
),
'DATEVALUE' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_DATE_AND_TIME,
'functionCall' => 'PHPExcel_Calculation_DateTime::DATEVALUE',
'argumentCount' => '1'
),
'DAVERAGE' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_DATABASE,
'functionCall' => 'PHPExcel_Calculation_Database::DAVERAGE',
'argumentCount' => '3'
),
'DAY' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_DATE_AND_TIME,
'functionCall' => 'PHPExcel_Calculation_DateTime::DAYOFMONTH',
'argumentCount' => '1'
),
'DAYS360' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_DATE_AND_TIME,
'functionCall' => 'PHPExcel_Calculation_DateTime::DAYS360',
'argumentCount' => '2,3'
),
'DB' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::DB',
'argumentCount' => '4,5'
),
'DCOUNT' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_DATABASE,
'functionCall' => 'PHPExcel_Calculation_Database::DCOUNT',
'argumentCount' => '3'
),
'DCOUNTA' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_DATABASE,
'functionCall' => 'PHPExcel_Calculation_Database::DCOUNTA',
'argumentCount' => '3'
),
'DDB' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::DDB',
'argumentCount' => '4,5'
),
'DEC2BIN' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
'functionCall' => 'PHPExcel_Calculation_Engineering::DECTOBIN',
'argumentCount' => '1,2'
),
'DEC2HEX' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
'functionCall' => 'PHPExcel_Calculation_Engineering::DECTOHEX',
'argumentCount' => '1,2'
),
'DEC2OCT' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
'functionCall' => 'PHPExcel_Calculation_Engineering::DECTOOCT',
'argumentCount' => '1,2'
),
'DEGREES' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'rad2deg',
'argumentCount' => '1'
),
'DELTA' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
'functionCall' => 'PHPExcel_Calculation_Engineering::DELTA',
'argumentCount' => '1,2'
),
'DEVSQ' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::DEVSQ',
'argumentCount' => '1+'
),
'DGET' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_DATABASE,
'functionCall' => 'PHPExcel_Calculation_Database::DGET',
'argumentCount' => '3'
),
'DISC' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::DISC',
'argumentCount' => '4,5'
),
'DMAX' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_DATABASE,
'functionCall' => 'PHPExcel_Calculation_Database::DMAX',
'argumentCount' => '3'
),
'DMIN' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_DATABASE,
'functionCall' => 'PHPExcel_Calculation_Database::DMIN',
'argumentCount' => '3'
),
'DOLLAR' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
'functionCall' => 'PHPExcel_Calculation_TextData::DOLLAR',
'argumentCount' => '1,2'
),
'DOLLARDE' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::DOLLARDE',
'argumentCount' => '2'
),
'DOLLARFR' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::DOLLARFR',
'argumentCount' => '2'
),
'DPRODUCT' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_DATABASE,
'functionCall' => 'PHPExcel_Calculation_Database::DPRODUCT',
'argumentCount' => '3'
),
'DSTDEV' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_DATABASE,
'functionCall' => 'PHPExcel_Calculation_Database::DSTDEV',
'argumentCount' => '3'
),
'DSTDEVP' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_DATABASE,
'functionCall' => 'PHPExcel_Calculation_Database::DSTDEVP',
'argumentCount' => '3'
),
'DSUM' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_DATABASE,
'functionCall' => 'PHPExcel_Calculation_Database::DSUM',
'argumentCount' => '3'
),
'DURATION' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
'argumentCount' => '5,6'
),
'DVAR' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_DATABASE,
'functionCall' => 'PHPExcel_Calculation_Database::DVAR',
'argumentCount' => '3'
),
'DVARP' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_DATABASE,
'functionCall' => 'PHPExcel_Calculation_Database::DVARP',
'argumentCount' => '3'
),
'EDATE' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_DATE_AND_TIME,
'functionCall' => 'PHPExcel_Calculation_DateTime::EDATE',
'argumentCount' => '2'
),
'EFFECT' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::EFFECT',
'argumentCount' => '2'
),
'EOMONTH' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_DATE_AND_TIME,
'functionCall' => 'PHPExcel_Calculation_DateTime::EOMONTH',
'argumentCount' => '2'
),
'ERF' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
'functionCall' => 'PHPExcel_Calculation_Engineering::ERF',
'argumentCount' => '1,2'
),
'ERFC' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
'functionCall' => 'PHPExcel_Calculation_Engineering::ERFC',
'argumentCount' => '1'
),
'ERROR.TYPE' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_INFORMATION,
'functionCall' => 'PHPExcel_Calculation_Functions::ERROR_TYPE',
'argumentCount' => '1'
),
'EVEN' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'PHPExcel_Calculation_MathTrig::EVEN',
'argumentCount' => '1'
),
'EXACT' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
'argumentCount' => '2'
),
'EXP' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'exp',
'argumentCount' => '1'
),
'EXPONDIST' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::EXPONDIST',
'argumentCount' => '3'
),
'FACT' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'PHPExcel_Calculation_MathTrig::FACT',
'argumentCount' => '1'
),
'FACTDOUBLE' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'PHPExcel_Calculation_MathTrig::FACTDOUBLE',
'argumentCount' => '1'
),
'FALSE' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_LOGICAL,
'functionCall' => 'PHPExcel_Calculation_Logical::FALSE',
'argumentCount' => '0'
),
'FDIST' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
'argumentCount' => '3'
),
'FIND' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
'functionCall' => 'PHPExcel_Calculation_TextData::SEARCHSENSITIVE',
'argumentCount' => '2,3'
),
'FINDB' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
'functionCall' => 'PHPExcel_Calculation_TextData::SEARCHSENSITIVE',
'argumentCount' => '2,3'
),
'FINV' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
'argumentCount' => '3'
),
'FISHER' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::FISHER',
'argumentCount' => '1'
),
'FISHERINV' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::FISHERINV',
'argumentCount' => '1'
),
'FIXED' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
'functionCall' => 'PHPExcel_Calculation_TextData::FIXEDFORMAT',
'argumentCount' => '1-3'
),
'FLOOR' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'PHPExcel_Calculation_MathTrig::FLOOR',
'argumentCount' => '2'
),
'FORECAST' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::FORECAST',
'argumentCount' => '3'
),
'FREQUENCY' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
'argumentCount' => '2'
),
'FTEST' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
'argumentCount' => '2'
),
'FV' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::FV',
'argumentCount' => '3-5'
),
'FVSCHEDULE' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::FVSCHEDULE',
'argumentCount' => '2'
),
'GAMMADIST' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::GAMMADIST',
'argumentCount' => '4'
),
'GAMMAINV' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::GAMMAINV',
'argumentCount' => '3'
),
'GAMMALN' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::GAMMALN',
'argumentCount' => '1'
),
'GCD' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'PHPExcel_Calculation_MathTrig::GCD',
'argumentCount' => '1+'
),
'GEOMEAN' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::GEOMEAN',
'argumentCount' => '1+'
),
'GESTEP' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
'functionCall' => 'PHPExcel_Calculation_Engineering::GESTEP',
'argumentCount' => '1,2'
),
'GETPIVOTDATA' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_LOOKUP_AND_REFERENCE,
'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
'argumentCount' => '2+'
),
'GROWTH' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::GROWTH',
'argumentCount' => '1-4'
),
'HARMEAN' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::HARMEAN',
'argumentCount' => '1+'
),
'HEX2BIN' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
'functionCall' => 'PHPExcel_Calculation_Engineering::HEXTOBIN',
'argumentCount' => '1,2'
),
'HEX2DEC' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
'functionCall' => 'PHPExcel_Calculation_Engineering::HEXTODEC',
'argumentCount' => '1'
),
'HEX2OCT' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
'functionCall' => 'PHPExcel_Calculation_Engineering::HEXTOOCT',
'argumentCount' => '1,2'
),
'HLOOKUP' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_LOOKUP_AND_REFERENCE,
'functionCall' => 'PHPExcel_Calculation_LookupRef::HLOOKUP',
'argumentCount' => '3,4'
),
'HOUR' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_DATE_AND_TIME,
'functionCall' => 'PHPExcel_Calculation_DateTime::HOUROFDAY',
'argumentCount' => '1'
),
'HYPERLINK' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_LOOKUP_AND_REFERENCE,
'functionCall' => 'PHPExcel_Calculation_LookupRef::HYPERLINK',
'argumentCount' => '1,2',
'passCellReference' => true
),
'HYPGEOMDIST' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::HYPGEOMDIST',
'argumentCount' => '4'
),
'IF' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_LOGICAL,
'functionCall' => 'PHPExcel_Calculation_Logical::STATEMENT_IF',
'argumentCount' => '1-3'
),
'IFERROR' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_LOGICAL,
'functionCall' => 'PHPExcel_Calculation_Logical::IFERROR',
'argumentCount' => '2'
),
'IMABS' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
'functionCall' => 'PHPExcel_Calculation_Engineering::IMABS',
'argumentCount' => '1'
),
'IMAGINARY' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
'functionCall' => 'PHPExcel_Calculation_Engineering::IMAGINARY',
'argumentCount' => '1'
),
'IMARGUMENT' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
'functionCall' => 'PHPExcel_Calculation_Engineering::IMARGUMENT',
'argumentCount' => '1'
),
'IMCONJUGATE' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
'functionCall' => 'PHPExcel_Calculation_Engineering::IMCONJUGATE',
'argumentCount' => '1'
),
'IMCOS' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
'functionCall' => 'PHPExcel_Calculation_Engineering::IMCOS',
'argumentCount' => '1'
),
'IMDIV' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
'functionCall' => 'PHPExcel_Calculation_Engineering::IMDIV',
'argumentCount' => '2'
),
'IMEXP' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
'functionCall' => 'PHPExcel_Calculation_Engineering::IMEXP',
'argumentCount' => '1'
),
'IMLN' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
'functionCall' => 'PHPExcel_Calculation_Engineering::IMLN',
'argumentCount' => '1'
),
'IMLOG10' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
'functionCall' => 'PHPExcel_Calculation_Engineering::IMLOG10',
'argumentCount' => '1'
),
'IMLOG2' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
'functionCall' => 'PHPExcel_Calculation_Engineering::IMLOG2',
'argumentCount' => '1'
),
'IMPOWER' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
'functionCall' => 'PHPExcel_Calculation_Engineering::IMPOWER',
'argumentCount' => '2'
),
'IMPRODUCT' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
'functionCall' => 'PHPExcel_Calculation_Engineering::IMPRODUCT',
'argumentCount' => '1+'
),
'IMREAL' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
'functionCall' => 'PHPExcel_Calculation_Engineering::IMREAL',
'argumentCount' => '1'
),
'IMSIN' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
'functionCall' => 'PHPExcel_Calculation_Engineering::IMSIN',
'argumentCount' => '1'
),
'IMSQRT' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
'functionCall' => 'PHPExcel_Calculation_Engineering::IMSQRT',
'argumentCount' => '1'
),
'IMSUB' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
'functionCall' => 'PHPExcel_Calculation_Engineering::IMSUB',
'argumentCount' => '2'
),
'IMSUM' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
'functionCall' => 'PHPExcel_Calculation_Engineering::IMSUM',
'argumentCount' => '1+'
),
'INDEX' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_LOOKUP_AND_REFERENCE,
'functionCall' => 'PHPExcel_Calculation_LookupRef::INDEX',
'argumentCount' => '1-4'
),
'INDIRECT' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_LOOKUP_AND_REFERENCE,
'functionCall' => 'PHPExcel_Calculation_LookupRef::INDIRECT',
'argumentCount' => '1,2',
'passCellReference' => true
),
'INFO' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_INFORMATION,
'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
'argumentCount' => '1'
),
'INT' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'PHPExcel_Calculation_MathTrig::INT',
'argumentCount' => '1'
),
'INTERCEPT' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::INTERCEPT',
'argumentCount' => '2'
),
'INTRATE' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::INTRATE',
'argumentCount' => '4,5'
),
'IPMT' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::IPMT',
'argumentCount' => '4-6'
),
'IRR' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::IRR',
'argumentCount' => '1,2'
),
'ISBLANK' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_INFORMATION,
'functionCall' => 'PHPExcel_Calculation_Functions::IS_BLANK',
'argumentCount' => '1'
),
'ISERR' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_INFORMATION,
'functionCall' => 'PHPExcel_Calculation_Functions::IS_ERR',
'argumentCount' => '1'
),
'ISERROR' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_INFORMATION,
'functionCall' => 'PHPExcel_Calculation_Functions::IS_ERROR',
'argumentCount' => '1'
),
'ISEVEN' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_INFORMATION,
'functionCall' => 'PHPExcel_Calculation_Functions::IS_EVEN',
'argumentCount' => '1'
),
'ISLOGICAL' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_INFORMATION,
'functionCall' => 'PHPExcel_Calculation_Functions::IS_LOGICAL',
'argumentCount' => '1'
),
'ISNA' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_INFORMATION,
'functionCall' => 'PHPExcel_Calculation_Functions::IS_NA',
'argumentCount' => '1'
),
'ISNONTEXT' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_INFORMATION,
'functionCall' => 'PHPExcel_Calculation_Functions::IS_NONTEXT',
'argumentCount' => '1'
),
'ISNUMBER' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_INFORMATION,
'functionCall' => 'PHPExcel_Calculation_Functions::IS_NUMBER',
'argumentCount' => '1'
),
'ISODD' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_INFORMATION,
'functionCall' => 'PHPExcel_Calculation_Functions::IS_ODD',
'argumentCount' => '1'
),
'ISPMT' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::ISPMT',
'argumentCount' => '4'
),
'ISREF' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_INFORMATION,
'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
'argumentCount' => '1'
),
'ISTEXT' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_INFORMATION,
'functionCall' => 'PHPExcel_Calculation_Functions::IS_TEXT',
'argumentCount' => '1'
),
'JIS' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
'argumentCount' => '1'
),
'KURT' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::KURT',
'argumentCount' => '1+'
),
'LARGE' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::LARGE',
'argumentCount' => '2'
),
'LCM' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'PHPExcel_Calculation_MathTrig::LCM',
'argumentCount' => '1+'
),
'LEFT' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
'functionCall' => 'PHPExcel_Calculation_TextData::LEFT',
'argumentCount' => '1,2'
),
'LEFTB' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
'functionCall' => 'PHPExcel_Calculation_TextData::LEFT',
'argumentCount' => '1,2'
),
'LEN' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
'functionCall' => 'PHPExcel_Calculation_TextData::STRINGLENGTH',
'argumentCount' => '1'
),
'LENB' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
'functionCall' => 'PHPExcel_Calculation_TextData::STRINGLENGTH',
'argumentCount' => '1'
),
'LINEST' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::LINEST',
'argumentCount' => '1-4'
),
'LN' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'log',
'argumentCount' => '1'
),
'LOG' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'PHPExcel_Calculation_MathTrig::LOG_BASE',
'argumentCount' => '1,2'
),
'LOG10' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'log10',
'argumentCount' => '1'
),
'LOGEST' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::LOGEST',
'argumentCount' => '1-4'
),
'LOGINV' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::LOGINV',
'argumentCount' => '3'
),
'LOGNORMDIST' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::LOGNORMDIST',
'argumentCount' => '3'
),
'LOOKUP' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_LOOKUP_AND_REFERENCE,
'functionCall' => 'PHPExcel_Calculation_LookupRef::LOOKUP',
'argumentCount' => '2,3'
),
'LOWER' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
'functionCall' => 'PHPExcel_Calculation_TextData::LOWERCASE',
'argumentCount' => '1'
),
'MATCH' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_LOOKUP_AND_REFERENCE,
'functionCall' => 'PHPExcel_Calculation_LookupRef::MATCH',
'argumentCount' => '2,3'
),
'MAX' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::MAX',
'argumentCount' => '1+'
),
'MAXA' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::MAXA',
'argumentCount' => '1+'
),
'MAXIF' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::MAXIF',
'argumentCount' => '2+'
),
'MDETERM' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'PHPExcel_Calculation_MathTrig::MDETERM',
'argumentCount' => '1'
),
'MDURATION' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
'argumentCount' => '5,6'
),
'MEDIAN' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::MEDIAN',
'argumentCount' => '1+'
),
'MEDIANIF' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
'argumentCount' => '2+'
),
'MID' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
'functionCall' => 'PHPExcel_Calculation_TextData::MID',
'argumentCount' => '3'
),
'MIDB' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
'functionCall' => 'PHPExcel_Calculation_TextData::MID',
'argumentCount' => '3'
),
'MIN' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::MIN',
'argumentCount' => '1+'
),
'MINA' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::MINA',
'argumentCount' => '1+'
),
'MINIF' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::MINIF',
'argumentCount' => '2+'
),
'MINUTE' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_DATE_AND_TIME,
'functionCall' => 'PHPExcel_Calculation_DateTime::MINUTEOFHOUR',
'argumentCount' => '1'
),
'MINVERSE' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'PHPExcel_Calculation_MathTrig::MINVERSE',
'argumentCount' => '1'
),
'MIRR' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::MIRR',
'argumentCount' => '3'
),
'MMULT' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'PHPExcel_Calculation_MathTrig::MMULT',
'argumentCount' => '2'
),
'MOD' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'PHPExcel_Calculation_MathTrig::MOD',
'argumentCount' => '2'
),
'MODE' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::MODE',
'argumentCount' => '1+'
),
'MONTH' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_DATE_AND_TIME,
'functionCall' => 'PHPExcel_Calculation_DateTime::MONTHOFYEAR',
'argumentCount' => '1'
),
'MROUND' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'PHPExcel_Calculation_MathTrig::MROUND',
'argumentCount' => '2'
),
'MULTINOMIAL' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'PHPExcel_Calculation_MathTrig::MULTINOMIAL',
'argumentCount' => '1+'
),
'N' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_INFORMATION,
'functionCall' => 'PHPExcel_Calculation_Functions::N',
'argumentCount' => '1'
),
'NA' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_INFORMATION,
'functionCall' => 'PHPExcel_Calculation_Functions::NA',
'argumentCount' => '0'
),
'NEGBINOMDIST' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::NEGBINOMDIST',
'argumentCount' => '3'
),
'NETWORKDAYS' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_DATE_AND_TIME,
'functionCall' => 'PHPExcel_Calculation_DateTime::NETWORKDAYS',
'argumentCount' => '2+'
),
'NOMINAL' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::NOMINAL',
'argumentCount' => '2'
),
'NORMDIST' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::NORMDIST',
'argumentCount' => '4'
),
'NORMINV' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::NORMINV',
'argumentCount' => '3'
),
'NORMSDIST' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::NORMSDIST',
'argumentCount' => '1'
),
'NORMSINV' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::NORMSINV',
'argumentCount' => '1'
),
'NOT' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_LOGICAL,
'functionCall' => 'PHPExcel_Calculation_Logical::NOT',
'argumentCount' => '1'
),
'NOW' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_DATE_AND_TIME,
'functionCall' => 'PHPExcel_Calculation_DateTime::DATETIMENOW',
'argumentCount' => '0'
),
'NPER' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::NPER',
'argumentCount' => '3-5'
),
'NPV' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::NPV',
'argumentCount' => '2+'
),
'OCT2BIN' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
'functionCall' => 'PHPExcel_Calculation_Engineering::OCTTOBIN',
'argumentCount' => '1,2'
),
'OCT2DEC' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
'functionCall' => 'PHPExcel_Calculation_Engineering::OCTTODEC',
'argumentCount' => '1'
),
'OCT2HEX' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
'functionCall' => 'PHPExcel_Calculation_Engineering::OCTTOHEX',
'argumentCount' => '1,2'
),
'ODD' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'PHPExcel_Calculation_MathTrig::ODD',
'argumentCount' => '1'
),
'ODDFPRICE' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
'argumentCount' => '8,9'
),
'ODDFYIELD' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
'argumentCount' => '8,9'
),
'ODDLPRICE' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
'argumentCount' => '7,8'
),
'ODDLYIELD' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
'argumentCount' => '7,8'
),
'OFFSET' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_LOOKUP_AND_REFERENCE,
'functionCall' => 'PHPExcel_Calculation_LookupRef::OFFSET',
'argumentCount' => '3-5',
'passCellReference' => true,
'passByReference' => array(true)
),
'OR' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_LOGICAL,
'functionCall' => 'PHPExcel_Calculation_Logical::LOGICAL_OR',
'argumentCount' => '1+'
),
'PEARSON' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::CORREL',
'argumentCount' => '2'
),
'PERCENTILE' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::PERCENTILE',
'argumentCount' => '2'
),
'PERCENTRANK' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::PERCENTRANK',
'argumentCount' => '2,3'
),
'PERMUT' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::PERMUT',
'argumentCount' => '2'
),
'PHONETIC' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
'argumentCount' => '1'
),
'PI' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'pi',
'argumentCount' => '0'
),
'PMT' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::PMT',
'argumentCount' => '3-5'
),
'POISSON' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::POISSON',
'argumentCount' => '3'
),
'POWER' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'PHPExcel_Calculation_MathTrig::POWER',
'argumentCount' => '2'
),
'PPMT' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::PPMT',
'argumentCount' => '4-6'
),
'PRICE' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::PRICE',
'argumentCount' => '6,7'
),
'PRICEDISC' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::PRICEDISC',
'argumentCount' => '4,5'
),
'PRICEMAT' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::PRICEMAT',
'argumentCount' => '5,6'
),
'PROB' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
'argumentCount' => '3,4'
),
'PRODUCT' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'PHPExcel_Calculation_MathTrig::PRODUCT',
'argumentCount' => '1+'
),
'PROPER' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
'functionCall' => 'PHPExcel_Calculation_TextData::PROPERCASE',
'argumentCount' => '1'
),
'PV' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::PV',
'argumentCount' => '3-5'
),
'QUARTILE' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::QUARTILE',
'argumentCount' => '2'
),
'QUOTIENT' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'PHPExcel_Calculation_MathTrig::QUOTIENT',
'argumentCount' => '2'
),
'RADIANS' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'deg2rad',
'argumentCount' => '1'
),
'RAND' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'PHPExcel_Calculation_MathTrig::RAND',
'argumentCount' => '0'
),
'RANDBETWEEN' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'PHPExcel_Calculation_MathTrig::RAND',
'argumentCount' => '2'
),
'RANK' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::RANK',
'argumentCount' => '2,3'
),
'RATE' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::RATE',
'argumentCount' => '3-6'
),
'RECEIVED' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::RECEIVED',
'argumentCount' => '4-5'
),
'REPLACE' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
'functionCall' => 'PHPExcel_Calculation_TextData::REPLACE',
'argumentCount' => '4'
),
'REPLACEB' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
'functionCall' => 'PHPExcel_Calculation_TextData::REPLACE',
'argumentCount' => '4'
),
'REPT' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
'functionCall' => 'str_repeat',
'argumentCount' => '2'
),
'RIGHT' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
'functionCall' => 'PHPExcel_Calculation_TextData::RIGHT',
'argumentCount' => '1,2'
),
'RIGHTB' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
'functionCall' => 'PHPExcel_Calculation_TextData::RIGHT',
'argumentCount' => '1,2'
),
'ROMAN' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'PHPExcel_Calculation_MathTrig::ROMAN',
'argumentCount' => '1,2'
),
'ROUND' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'round',
'argumentCount' => '2'
),
'ROUNDDOWN' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'PHPExcel_Calculation_MathTrig::ROUNDDOWN',
'argumentCount' => '2'
),
'ROUNDUP' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'PHPExcel_Calculation_MathTrig::ROUNDUP',
'argumentCount' => '2'
),
'ROW' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_LOOKUP_AND_REFERENCE,
'functionCall' => 'PHPExcel_Calculation_LookupRef::ROW',
'argumentCount' => '-1',
'passByReference' => array(true)
),
'ROWS' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_LOOKUP_AND_REFERENCE,
'functionCall' => 'PHPExcel_Calculation_LookupRef::ROWS',
'argumentCount' => '1'
),
'RSQ' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::RSQ',
'argumentCount' => '2'
),
'RTD' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_LOOKUP_AND_REFERENCE,
'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
'argumentCount' => '1+'
),
'SEARCH' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
'functionCall' => 'PHPExcel_Calculation_TextData::SEARCHINSENSITIVE',
'argumentCount' => '2,3'
),
'SEARCHB' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
'functionCall' => 'PHPExcel_Calculation_TextData::SEARCHINSENSITIVE',
'argumentCount' => '2,3'
),
'SECOND' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_DATE_AND_TIME,
'functionCall' => 'PHPExcel_Calculation_DateTime::SECONDOFMINUTE',
'argumentCount' => '1'
),
'SERIESSUM' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'PHPExcel_Calculation_MathTrig::SERIESSUM',
'argumentCount' => '4'
),
'SIGN' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'PHPExcel_Calculation_MathTrig::SIGN',
'argumentCount' => '1'
),
'SIN' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'sin',
'argumentCount' => '1'
),
'SINH' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'sinh',
'argumentCount' => '1'
),
'SKEW' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::SKEW',
'argumentCount' => '1+'
),
'SLN' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::SLN',
'argumentCount' => '3'
),
'SLOPE' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::SLOPE',
'argumentCount' => '2'
),
'SMALL' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::SMALL',
'argumentCount' => '2'
),
'SQRT' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'sqrt',
'argumentCount' => '1'
),
'SQRTPI' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'PHPExcel_Calculation_MathTrig::SQRTPI',
'argumentCount' => '1'
),
'STANDARDIZE' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::STANDARDIZE',
'argumentCount' => '3'
),
'STDEV' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::STDEV',
'argumentCount' => '1+'
),
'STDEVA' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::STDEVA',
'argumentCount' => '1+'
),
'STDEVP' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::STDEVP',
'argumentCount' => '1+'
),
'STDEVPA' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::STDEVPA',
'argumentCount' => '1+'
),
'STEYX' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::STEYX',
'argumentCount' => '2'
),
'SUBSTITUTE' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
'functionCall' => 'PHPExcel_Calculation_TextData::SUBSTITUTE',
'argumentCount' => '3,4'
),
'SUBTOTAL' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'PHPExcel_Calculation_MathTrig::SUBTOTAL',
'argumentCount' => '2+'
),
'SUM' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'PHPExcel_Calculation_MathTrig::SUM',
'argumentCount' => '1+'
),
'SUMIF' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'PHPExcel_Calculation_MathTrig::SUMIF',
'argumentCount' => '2,3'
),
'SUMIFS' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'PHPExcel_Calculation_MathTrig::SUMIFS',
'argumentCount' => '3+'
),
'SUMPRODUCT' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'PHPExcel_Calculation_MathTrig::SUMPRODUCT',
'argumentCount' => '1+'
),
'SUMSQ' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'PHPExcel_Calculation_MathTrig::SUMSQ',
'argumentCount' => '1+'
),
'SUMX2MY2' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'PHPExcel_Calculation_MathTrig::SUMX2MY2',
'argumentCount' => '2'
),
'SUMX2PY2' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'PHPExcel_Calculation_MathTrig::SUMX2PY2',
'argumentCount' => '2'
),
'SUMXMY2' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'PHPExcel_Calculation_MathTrig::SUMXMY2',
'argumentCount' => '2'
),
'SYD' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::SYD',
'argumentCount' => '4'
),
'T' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
'functionCall' => 'PHPExcel_Calculation_TextData::RETURNSTRING',
'argumentCount' => '1'
),
'TAN' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'tan',
'argumentCount' => '1'
),
'TANH' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'tanh',
'argumentCount' => '1'
),
'TBILLEQ' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::TBILLEQ',
'argumentCount' => '3'
),
'TBILLPRICE' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::TBILLPRICE',
'argumentCount' => '3'
),
'TBILLYIELD' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::TBILLYIELD',
'argumentCount' => '3'
),
'TDIST' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::TDIST',
'argumentCount' => '3'
),
'TEXT' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
'functionCall' => 'PHPExcel_Calculation_TextData::TEXTFORMAT',
'argumentCount' => '2'
),
'TIME' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_DATE_AND_TIME,
'functionCall' => 'PHPExcel_Calculation_DateTime::TIME',
'argumentCount' => '3'
),
'TIMEVALUE' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_DATE_AND_TIME,
'functionCall' => 'PHPExcel_Calculation_DateTime::TIMEVALUE',
'argumentCount' => '1'
),
'TINV' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::TINV',
'argumentCount' => '2'
),
'TODAY' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_DATE_AND_TIME,
'functionCall' => 'PHPExcel_Calculation_DateTime::DATENOW',
'argumentCount' => '0'
),
'TRANSPOSE' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_LOOKUP_AND_REFERENCE,
'functionCall' => 'PHPExcel_Calculation_LookupRef::TRANSPOSE',
'argumentCount' => '1'
),
'TREND' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::TREND',
'argumentCount' => '1-4'
),
'TRIM' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
'functionCall' => 'PHPExcel_Calculation_TextData::TRIMSPACES',
'argumentCount' => '1'
),
'TRIMMEAN' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::TRIMMEAN',
'argumentCount' => '2'
),
'TRUE' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_LOGICAL,
'functionCall' => 'PHPExcel_Calculation_Logical::TRUE',
'argumentCount' => '0'
),
'TRUNC' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
'functionCall' => 'PHPExcel_Calculation_MathTrig::TRUNC',
'argumentCount' => '1,2'
),
'TTEST' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
'argumentCount' => '4'
),
'TYPE' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_INFORMATION,
'functionCall' => 'PHPExcel_Calculation_Functions::TYPE',
'argumentCount' => '1'
),
'UPPER' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
'functionCall' => 'PHPExcel_Calculation_TextData::UPPERCASE',
'argumentCount' => '1'
),
'USDOLLAR' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
'argumentCount' => '2'
),
'VALUE' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
'functionCall' => 'PHPExcel_Calculation_TextData::VALUE',
'argumentCount' => '1'
),
'VAR' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::VARFunc',
'argumentCount' => '1+'
),
'VARA' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::VARA',
'argumentCount' => '1+'
),
'VARP' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::VARP',
'argumentCount' => '1+'
),
'VARPA' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::VARPA',
'argumentCount' => '1+'
),
'VDB' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
'argumentCount' => '5-7'
),
'VERSION' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_INFORMATION,
'functionCall' => 'PHPExcel_Calculation_Functions::VERSION',
'argumentCount' => '0'
),
'VLOOKUP' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_LOOKUP_AND_REFERENCE,
'functionCall' => 'PHPExcel_Calculation_LookupRef::VLOOKUP',
'argumentCount' => '3,4'
),
'WEEKDAY' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_DATE_AND_TIME,
'functionCall' => 'PHPExcel_Calculation_DateTime::DAYOFWEEK',
'argumentCount' => '1,2'
),
'WEEKNUM' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_DATE_AND_TIME,
'functionCall' => 'PHPExcel_Calculation_DateTime::WEEKOFYEAR',
'argumentCount' => '1,2'
),
'WEIBULL' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::WEIBULL',
'argumentCount' => '4'
),
'WORKDAY' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_DATE_AND_TIME,
'functionCall' => 'PHPExcel_Calculation_DateTime::WORKDAY',
'argumentCount' => '2+'
),
'XIRR' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::XIRR',
'argumentCount' => '2,3'
),
'XNPV' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::XNPV',
'argumentCount' => '3'
),
'YEAR' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_DATE_AND_TIME,
'functionCall' => 'PHPExcel_Calculation_DateTime::YEAR',
'argumentCount' => '1'
),
'YEARFRAC' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_DATE_AND_TIME,
'functionCall' => 'PHPExcel_Calculation_DateTime::YEARFRAC',
'argumentCount' => '2,3'
),
'YIELD' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
'argumentCount' => '6,7'
),
'YIELDDISC' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::YIELDDISC',
'argumentCount' => '4,5'
),
'YIELDMAT' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
'functionCall' => 'PHPExcel_Calculation_Financial::YIELDMAT',
'argumentCount' => '5,6'
),
'ZTEST' => array(
'category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
'functionCall' => 'PHPExcel_Calculation_Statistical::ZTEST',
'argumentCount' => '2-3'
)
);
// Internal functions used for special control purposes
private static $controlFunctions = array(
'MKMATRIX' => array(
'argumentCount' => '*',
'functionCall' => 'self::mkMatrix'
)
);
public function __construct(PHPExcel $workbook = null)
{
$this->delta = 1 * pow(10, 0 - ini_get('precision'));
$this->workbook = $workbook;
$this->cyclicReferenceStack = new PHPExcel_CalcEngine_CyclicReferenceStack();
$this->_debugLog = new PHPExcel_CalcEngine_Logger($this->cyclicReferenceStack);
}
private static function loadLocales()
{
$localeFileDirectory = PHPEXCEL_ROOT.'PHPExcel/locale/';
foreach (glob($localeFileDirectory.'/*', GLOB_ONLYDIR) as $filename) {
$filename = substr($filename, strlen($localeFileDirectory)+1);
if ($filename != 'en') {
self::$validLocaleLanguages[] = $filename;
}
}
}
/**
* Get an instance of this class
*
* @access public
* @param PHPExcel $workbook Injected workbook for working with a PHPExcel object,
* or NULL to create a standalone claculation engine
* @return PHPExcel_Calculation
*/
public static function getInstance(PHPExcel $workbook = null)
{
if ($workbook !== null) {
$instance = $workbook->getCalculationEngine();
if (isset($instance)) {
return $instance;
}
}
if (!isset(self::$instance) || (self::$instance === null)) {
self::$instance = new PHPExcel_Calculation();
}
return self::$instance;
}
/**
* Unset an instance of this class
*
* @access public
*/
public function __destruct()
{
$this->workbook = null;
}
/**
* Flush the calculation cache for any existing instance of this class
* but only if a PHPExcel_Calculation instance exists
*
* @access public
* @return null
*/
public function flushInstance()
{
$this->clearCalculationCache();
}
/**
* Get the debuglog for this claculation engine instance
*
* @access public
* @return PHPExcel_CalcEngine_Logger
*/
public function getDebugLog()
{
return $this->_debugLog;
}
/**
* __clone implementation. Cloning should not be allowed in a Singleton!
*
* @access public
* @throws PHPExcel_Calculation_Exception
*/
final public function __clone()
{
throw new PHPExcel_Calculation_Exception('Cloning the calculation engine is not allowed!');
}
/**
* Return the locale-specific translation of TRUE
*
* @access public
* @return string locale-specific translation of TRUE
*/
public static function getTRUE()
{
return self::$localeBoolean['TRUE'];
}
/**
* Return the locale-specific translation of FALSE
*
* @access public
* @return string locale-specific translation of FALSE
*/
public static function getFALSE()
{
return self::$localeBoolean['FALSE'];
}
/**
* Set the Array Return Type (Array or Value of first element in the array)
*
* @access public
* @param string $returnType Array return type
* @return boolean Success or failure
*/
public static function setArrayReturnType($returnType)
{
if (($returnType == self::RETURN_ARRAY_AS_VALUE) ||
($returnType == self::RETURN_ARRAY_AS_ERROR) ||
($returnType == self::RETURN_ARRAY_AS_ARRAY)) {
self::$returnArrayAsType = $returnType;
return true;
}
return false;
}
/**
* Return the Array Return Type (Array or Value of first element in the array)
*
* @access public
* @return string $returnType Array return type
*/
public static function getArrayReturnType()
{
return self::$returnArrayAsType;
}
/**
* Is calculation caching enabled?
*
* @access public
* @return boolean
*/
public function getCalculationCacheEnabled()
{
return $this->calculationCacheEnabled;
}
/**
* Enable/disable calculation cache
*
* @access public
* @param boolean $pValue
*/
public function setCalculationCacheEnabled($pValue = true)
{
$this->calculationCacheEnabled = $pValue;
$this->clearCalculationCache();
}
/**
* Enable calculation cache
*/
public function enableCalculationCache()
{
$this->setCalculationCacheEnabled(true);
}
/**
* Disable calculation cache
*/
public function disableCalculationCache()
{
$this->setCalculationCacheEnabled(false);
}
/**
* Clear calculation cache
*/
public function clearCalculationCache()
{
$this->calculationCache = array();
}
/**
* Clear calculation cache for a specified worksheet
*
* @param string $worksheetName
*/
public function clearCalculationCacheForWorksheet($worksheetName)
{
if (isset($this->calculationCache[$worksheetName])) {
unset($this->calculationCache[$worksheetName]);
}
}
/**
* Rename calculation cache for a specified worksheet
*
* @param string $fromWorksheetName
* @param string $toWorksheetName
*/
public function renameCalculationCacheForWorksheet($fromWorksheetName, $toWorksheetName)
{
if (isset($this->calculationCache[$fromWorksheetName])) {
$this->calculationCache[$toWorksheetName] = &$this->calculationCache[$fromWorksheetName];
unset($this->calculationCache[$fromWorksheetName]);
}
}
/**
* Get the currently defined locale code
*
* @return string
*/
public function getLocale()
{
return self::$localeLanguage;
}
/**
* Set the locale code
*
* @param string $locale The locale to use for formula translation
* @return boolean
*/
public function setLocale($locale = 'en_us')
{
// Identify our locale and language
$language = $locale = strtolower($locale);
if (strpos($locale, '_') !== false) {
list($language) = explode('_', $locale);
}
if (count(self::$validLocaleLanguages) == 1) {
self::loadLocales();
}
// Test whether we have any language data for this language (any locale)
if (in_array($language, self::$validLocaleLanguages)) {
// initialise language/locale settings
self::$localeFunctions = array();
self::$localeArgumentSeparator = ',';
self::$localeBoolean = array('TRUE' => 'TRUE', 'FALSE' => 'FALSE', 'NULL' => 'NULL');
// Default is English, if user isn't requesting english, then read the necessary data from the locale files
if ($locale != 'en_us') {
// Search for a file with a list of function names for locale
$functionNamesFile = PHPEXCEL_ROOT . 'PHPExcel'.DIRECTORY_SEPARATOR.'locale'.DIRECTORY_SEPARATOR.str_replace('_', DIRECTORY_SEPARATOR, $locale).DIRECTORY_SEPARATOR.'functions';
if (!file_exists($functionNamesFile)) {
// If there isn't a locale specific function file, look for a language specific function file
$functionNamesFile = PHPEXCEL_ROOT . 'PHPExcel'.DIRECTORY_SEPARATOR.'locale'.DIRECTORY_SEPARATOR.$language.DIRECTORY_SEPARATOR.'functions';
if (!file_exists($functionNamesFile)) {
return false;
}
}
// Retrieve the list of locale or language specific function names
$localeFunctions = file($functionNamesFile, FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES);
foreach ($localeFunctions as $localeFunction) {
list($localeFunction) = explode('##', $localeFunction); // Strip out comments
if (strpos($localeFunction, '=') !== false) {
list($fName, $lfName) = explode('=', $localeFunction);
$fName = trim($fName);
$lfName = trim($lfName);
if ((isset(self::$PHPExcelFunctions[$fName])) && ($lfName != '') && ($fName != $lfName)) {
self::$localeFunctions[$fName] = $lfName;
}
}
}
// Default the TRUE and FALSE constants to the locale names of the TRUE() and FALSE() functions
if (isset(self::$localeFunctions['TRUE'])) {
self::$localeBoolean['TRUE'] = self::$localeFunctions['TRUE'];
}
if (isset(self::$localeFunctions['FALSE'])) {
self::$localeBoolean['FALSE'] = self::$localeFunctions['FALSE'];
}
$configFile = PHPEXCEL_ROOT . 'PHPExcel'.DIRECTORY_SEPARATOR.'locale'.DIRECTORY_SEPARATOR.str_replace('_', DIRECTORY_SEPARATOR, $locale).DIRECTORY_SEPARATOR.'config';
if (!file_exists($configFile)) {
$configFile = PHPEXCEL_ROOT . 'PHPExcel'.DIRECTORY_SEPARATOR.'locale'.DIRECTORY_SEPARATOR.$language.DIRECTORY_SEPARATOR.'config';
}
if (file_exists($configFile)) {
$localeSettings = file($configFile, FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES);
foreach ($localeSettings as $localeSetting) {
list($localeSetting) = explode('##', $localeSetting); // Strip out comments
if (strpos($localeSetting, '=') !== false) {
list($settingName, $settingValue) = explode('=', $localeSetting);
$settingName = strtoupper(trim($settingName));
switch ($settingName) {
case 'ARGUMENTSEPARATOR':
self::$localeArgumentSeparator = trim($settingValue);
break;
}
}
}
}
}
self::$functionReplaceFromExcel = self::$functionReplaceToExcel =
self::$functionReplaceFromLocale = self::$functionReplaceToLocale = null;
self::$localeLanguage = $locale;
return true;
}
return false;
}
public static function translateSeparator($fromSeparator, $toSeparator, $formula, &$inBraces)
{
$strlen = mb_strlen($formula);
for ($i = 0; $i < $strlen; ++$i) {
$chr = mb_substr($formula, $i, 1);
switch ($chr) {
case '{':
$inBraces = true;
break;
case '}':
$inBraces = false;
break;
case $fromSeparator:
if (!$inBraces) {
$formula = mb_substr($formula, 0, $i).$toSeparator.mb_substr($formula, $i+1);
}
}
}
return $formula;
}
private static function translateFormula($from, $to, $formula, $fromSeparator, $toSeparator)
{
// Convert any Excel function names to the required language
if (self::$localeLanguage !== 'en_us') {
$inBraces = false;
// If there is the possibility of braces within a quoted string, then we don't treat those as matrix indicators
if (strpos($formula, '"') !== false) {
// So instead we skip replacing in any quoted strings by only replacing in every other array element after we've exploded
// the formula
$temp = explode('"', $formula);
$i = false;
foreach ($temp as &$value) {
// Only count/replace in alternating array entries
if ($i = !$i) {
$value = preg_replace($from, $to, $value);
$value = self::translateSeparator($fromSeparator, $toSeparator, $value, $inBraces);
}
}
unset($value);
// Then rebuild the formula string
$formula = implode('"', $temp);
} else {
// If there's no quoted strings, then we do a simple count/replace
$formula = preg_replace($from, $to, $formula);
$formula = self::translateSeparator($fromSeparator, $toSeparator, $formula, $inBraces);
}
}
return $formula;
}
private static $functionReplaceFromExcel = null;
private static $functionReplaceToLocale = null;
public function _translateFormulaToLocale($formula)
{
if (self::$functionReplaceFromExcel === null) {
self::$functionReplaceFromExcel = array();
foreach (array_keys(self::$localeFunctions) as $excelFunctionName) {
self::$functionReplaceFromExcel[] = '/(@?[^\w\.])'.preg_quote($excelFunctionName).'([\s]*\()/Ui';
}
foreach (array_keys(self::$localeBoolean) as $excelBoolean) {
self::$functionReplaceFromExcel[] = '/(@?[^\w\.])'.preg_quote($excelBoolean).'([^\w\.])/Ui';
}
}
if (self::$functionReplaceToLocale === null) {
self::$functionReplaceToLocale = array();
foreach (array_values(self::$localeFunctions) as $localeFunctionName) {
self::$functionReplaceToLocale[] = '$1'.trim($localeFunctionName).'$2';
}
foreach (array_values(self::$localeBoolean) as $localeBoolean) {
self::$functionReplaceToLocale[] = '$1'.trim($localeBoolean).'$2';
}
}
return self::translateFormula(self::$functionReplaceFromExcel, self::$functionReplaceToLocale, $formula, ',', self::$localeArgumentSeparator);
}
private static $functionReplaceFromLocale = null;
private static $functionReplaceToExcel = null;
public function _translateFormulaToEnglish($formula)
{
if (self::$functionReplaceFromLocale === null) {
self::$functionReplaceFromLocale = array();
foreach (array_values(self::$localeFunctions) as $localeFunctionName) {
self::$functionReplaceFromLocale[] = '/(@?[^\w\.])'.preg_quote($localeFunctionName).'([\s]*\()/Ui';
}
foreach (array_values(self::$localeBoolean) as $excelBoolean) {
self::$functionReplaceFromLocale[] = '/(@?[^\w\.])'.preg_quote($excelBoolean).'([^\w\.])/Ui';
}
}
if (self::$functionReplaceToExcel === null) {
self::$functionReplaceToExcel = array();
foreach (array_keys(self::$localeFunctions) as $excelFunctionName) {
self::$functionReplaceToExcel[] = '$1'.trim($excelFunctionName).'$2';
}
foreach (array_keys(self::$localeBoolean) as $excelBoolean) {
self::$functionReplaceToExcel[] = '$1'.trim($excelBoolean).'$2';
}
}
return self::translateFormula(self::$functionReplaceFromLocale, self::$functionReplaceToExcel, $formula, self::$localeArgumentSeparator, ',');
}
public static function localeFunc($function)
{
if (self::$localeLanguage !== 'en_us') {
$functionName = trim($function, '(');
if (isset(self::$localeFunctions[$functionName])) {
$brace = ($functionName != $function);
$function = self::$localeFunctions[$functionName];
if ($brace) {
$function .= '(';
}
}
}
return $function;
}
/**
* Wrap string values in quotes
*
* @param mixed $value
* @return mixed
*/
public static function wrapResult($value)
{
if (is_string($value)) {
// Error values cannot be "wrapped"
if (preg_match('/^'.self::CALCULATION_REGEXP_ERROR.'$/i', $value, $match)) {
// Return Excel errors "as is"
return $value;
}
// Return strings wrapped in quotes
return '"'.$value.'"';
// Convert numeric errors to NaN error
} elseif ((is_float($value)) && ((is_nan($value)) || (is_infinite($value)))) {
return PHPExcel_Calculation_Functions::NaN();
}
return $value;
}
/**
* Remove quotes used as a wrapper to identify string values
*
* @param mixed $value
* @return mixed
*/
public static function unwrapResult($value)
{
if (is_string($value)) {
if ((isset($value{0})) && ($value{0} == '"') && (substr($value, -1) == '"')) {
return substr($value, 1, -1);
}
// Convert numeric errors to NaN error
} elseif ((is_float($value)) && ((is_nan($value)) || (is_infinite($value)))) {
return PHPExcel_Calculation_Functions::NaN();
}
return $value;
}
/**
* Calculate cell value (using formula from a cell ID)
* Retained for backward compatibility
*
* @access public
* @param PHPExcel_Cell $pCell Cell to calculate
* @return mixed
* @throws PHPExcel_Calculation_Exception
*/
public function calculate(PHPExcel_Cell $pCell = null)
{
try {
return $this->calculateCellValue($pCell);
} catch (PHPExcel_Exception $e) {
throw new PHPExcel_Calculation_Exception($e->getMessage());
}
}
/**
* Calculate the value of a cell formula
*
* @access public
* @param PHPExcel_Cell $pCell Cell to calculate
* @param Boolean $resetLog Flag indicating whether the debug log should be reset or not
* @return mixed
* @throws PHPExcel_Calculation_Exception
*/
public function calculateCellValue(PHPExcel_Cell $pCell = null, $resetLog = true)
{
if ($pCell === null) {
return null;
}
$returnArrayAsType = self::$returnArrayAsType;
if ($resetLog) {
// Initialise the logging settings if requested
$this->formulaError = null;
$this->_debugLog->clearLog();
$this->cyclicReferenceStack->clear();
$this->cyclicFormulaCounter = 1;
self::$returnArrayAsType = self::RETURN_ARRAY_AS_ARRAY;
}
// Execute the calculation for the cell formula
$this->cellStack[] = array(
'sheet' => $pCell->getWorksheet()->getTitle(),
'cell' => $pCell->getCoordinate(),
);
try {
$result = self::unwrapResult($this->_calculateFormulaValue($pCell->getValue(), $pCell->getCoordinate(), $pCell));
$cellAddress = array_pop($this->cellStack);
$this->workbook->getSheetByName($cellAddress['sheet'])->getCell($cellAddress['cell']);
} catch (PHPExcel_Exception $e) {
$cellAddress = array_pop($this->cellStack);
$this->workbook->getSheetByName($cellAddress['sheet'])->getCell($cellAddress['cell']);
throw new PHPExcel_Calculation_Exception($e->getMessage());
}
if ((is_array($result)) && (self::$returnArrayAsType != self::RETURN_ARRAY_AS_ARRAY)) {
self::$returnArrayAsType = $returnArrayAsType;
$testResult = PHPExcel_Calculation_Functions::flattenArray($result);
if (self::$returnArrayAsType == self::RETURN_ARRAY_AS_ERROR) {
return PHPExcel_Calculation_Functions::VALUE();
}
// If there's only a single cell in the array, then we allow it
if (count($testResult) != 1) {
// If keys are numeric, then it's a matrix result rather than a cell range result, so we permit it
$r = array_keys($result);
$r = array_shift($r);
if (!is_numeric($r)) {
return PHPExcel_Calculation_Functions::VALUE();
}
if (is_array($result[$r])) {
$c = array_keys($result[$r]);
$c = array_shift($c);
if (!is_numeric($c)) {
return PHPExcel_Calculation_Functions::VALUE();
}
}
}
$result = array_shift($testResult);
}
self::$returnArrayAsType = $returnArrayAsType;
if ($result === null) {
return 0;
} elseif ((is_float($result)) && ((is_nan($result)) || (is_infinite($result)))) {
return PHPExcel_Calculation_Functions::NaN();
}
return $result;
}
/**
* Validate and parse a formula string
*
* @param string $formula Formula to parse
* @return array
* @throws PHPExcel_Calculation_Exception
*/
public function parseFormula($formula)
{
// Basic validation that this is indeed a formula
// We return an empty array if not
$formula = trim($formula);
if ((!isset($formula{0})) || ($formula{0} != '=')) {
return array();
}
$formula = ltrim(substr($formula, 1));
if (!isset($formula{0})) {
return array();
}
// Parse the formula and return the token stack
return $this->_parseFormula($formula);
}
/**
* Calculate the value of a formula
*
* @param string $formula Formula to parse
* @param string $cellID Address of the cell to calculate
* @param PHPExcel_Cell $pCell Cell to calculate
* @return mixed
* @throws PHPExcel_Calculation_Exception
*/
public function calculateFormula($formula, $cellID = null, PHPExcel_Cell $pCell = null)
{
// Initialise the logging settings
$this->formulaError = null;
$this->_debugLog->clearLog();
$this->cyclicReferenceStack->clear();
if ($this->workbook !== null && $cellID === null && $pCell === null) {
$cellID = 'A1';
$pCell = $this->workbook->getActiveSheet()->getCell($cellID);
} else {
// Disable calculation cacheing because it only applies to cell calculations, not straight formulae
// But don't actually flush any cache
$resetCache = $this->getCalculationCacheEnabled();
$this->calculationCacheEnabled = false;
}
// Execute the calculation
try {
$result = self::unwrapResult($this->_calculateFormulaValue($formula, $cellID, $pCell));
} catch (PHPExcel_Exception $e) {
throw new PHPExcel_Calculation_Exception($e->getMessage());
}
if ($this->workbook === null) {
// Reset calculation cacheing to its previous state
$this->calculationCacheEnabled = $resetCache;
}
return $result;
}
public function getValueFromCache($cellReference, &$cellValue)
{
// Is calculation cacheing enabled?
// Is the value present in calculation cache?
$this->_debugLog->writeDebugLog('Testing cache value for cell ', $cellReference);
if (($this->calculationCacheEnabled) && (isset($this->calculationCache[$cellReference]))) {
$this->_debugLog->writeDebugLog('Retrieving value for cell ', $cellReference, ' from cache');
// Return the cached result
$cellValue = $this->calculationCache[$cellReference];
return true;
}
return false;
}
public function saveValueToCache($cellReference, $cellValue)
{
if ($this->calculationCacheEnabled) {
$this->calculationCache[$cellReference] = $cellValue;
}
}
/**
* Parse a cell formula and calculate its value
*
* @param string $formula The formula to parse and calculate
* @param string $cellID The ID (e.g. A3) of the cell that we are calculating
* @param PHPExcel_Cell $pCell Cell to calculate
* @return mixed
* @throws PHPExcel_Calculation_Exception
*/
public function _calculateFormulaValue($formula, $cellID = null, PHPExcel_Cell $pCell = null)
{
$cellValue = null;
// Basic validation that this is indeed a formula
// We simply return the cell value if not
$formula = trim($formula);
if ($formula{0} != '=') {
return self::wrapResult($formula);
}
$formula = ltrim(substr($formula, 1));
if (!isset($formula{0})) {
return self::wrapResult($formula);
}
$pCellParent = ($pCell !== null) ? $pCell->getWorksheet() : null;
$wsTitle = ($pCellParent !== null) ? $pCellParent->getTitle() : "\x00Wrk";
$wsCellReference = $wsTitle . '!' . $cellID;
if (($cellID !== null) && ($this->getValueFromCache($wsCellReference, $cellValue))) {
return $cellValue;
}
if (($wsTitle{0} !== "\x00") && ($this->cyclicReferenceStack->onStack($wsCellReference))) {
if ($this->cyclicFormulaCount <= 0) {
$this->cyclicFormulaCell = '';
return $this->raiseFormulaError('Cyclic Reference in Formula');
} elseif ($this->cyclicFormulaCell === $wsCellReference) {
++$this->cyclicFormulaCounter;
if ($this->cyclicFormulaCounter >= $this->cyclicFormulaCount) {
$this->cyclicFormulaCell = '';
return $cellValue;
}
} elseif ($this->cyclicFormulaCell == '') {
if ($this->cyclicFormulaCounter >= $this->cyclicFormulaCount) {
return $cellValue;
}
$this->cyclicFormulaCell = $wsCellReference;
}
}
// Parse the formula onto the token stack and calculate the value
$this->cyclicReferenceStack->push($wsCellReference);
$cellValue = $this->processTokenStack($this->_parseFormula($formula, $pCell), $cellID, $pCell);
$this->cyclicReferenceStack->pop();
// Save to calculation cache
if ($cellID !== null) {
$this->saveValueToCache($wsCellReference, $cellValue);
}
// Return the calculated value
return $cellValue;
}
/**
* Ensure that paired matrix operands are both matrices and of the same size
*
* @param mixed &$operand1 First matrix operand
* @param mixed &$operand2 Second matrix operand
* @param integer $resize Flag indicating whether the matrices should be resized to match
* and (if so), whether the smaller dimension should grow or the
* larger should shrink.
* 0 = no resize
* 1 = shrink to fit
* 2 = extend to fit
*/
private static function checkMatrixOperands(&$operand1, &$operand2, $resize = 1)
{
// Examine each of the two operands, and turn them into an array if they aren't one already
// Note that this function should only be called if one or both of the operand is already an array
if (!is_array($operand1)) {
list($matrixRows, $matrixColumns) = self::getMatrixDimensions($operand2);
$operand1 = array_fill(0, $matrixRows, array_fill(0, $matrixColumns, $operand1));
$resize = 0;
} elseif (!is_array($operand2)) {
list($matrixRows, $matrixColumns) = self::getMatrixDimensions($operand1);
$operand2 = array_fill(0, $matrixRows, array_fill(0, $matrixColumns, $operand2));
$resize = 0;
}
list($matrix1Rows, $matrix1Columns) = self::getMatrixDimensions($operand1);
list($matrix2Rows, $matrix2Columns) = self::getMatrixDimensions($operand2);
if (($matrix1Rows == $matrix2Columns) && ($matrix2Rows == $matrix1Columns)) {
$resize = 1;
}
if ($resize == 2) {
// Given two matrices of (potentially) unequal size, convert the smaller in each dimension to match the larger
self::resizeMatricesExtend($operand1, $operand2, $matrix1Rows, $matrix1Columns, $matrix2Rows, $matrix2Columns);
} elseif ($resize == 1) {
// Given two matrices of (potentially) unequal size, convert the larger in each dimension to match the smaller
self::resizeMatricesShrink($operand1, $operand2, $matrix1Rows, $matrix1Columns, $matrix2Rows, $matrix2Columns);
}
return array( $matrix1Rows, $matrix1Columns, $matrix2Rows, $matrix2Columns);
}
/**
* Read the dimensions of a matrix, and re-index it with straight numeric keys starting from row 0, column 0
*
* @param mixed &$matrix matrix operand
* @return array An array comprising the number of rows, and number of columns
*/
private static function getMatrixDimensions(&$matrix)
{
$matrixRows = count($matrix);
$matrixColumns = 0;
foreach ($matrix as $rowKey => $rowValue) {
$matrixColumns = max(count($rowValue), $matrixColumns);
if (!is_array($rowValue)) {
$matrix[$rowKey] = array($rowValue);
} else {
$matrix[$rowKey] = array_values($rowValue);
}
}
$matrix = array_values($matrix);
return array($matrixRows, $matrixColumns);
}
/**
* Ensure that paired matrix operands are both matrices of the same size
*
* @param mixed &$matrix1 First matrix operand
* @param mixed &$matrix2 Second matrix operand
* @param integer $matrix1Rows Row size of first matrix operand
* @param integer $matrix1Columns Column size of first matrix operand
* @param integer $matrix2Rows Row size of second matrix operand
* @param integer $matrix2Columns Column size of second matrix operand
*/
private static function resizeMatricesShrink(&$matrix1, &$matrix2, $matrix1Rows, $matrix1Columns, $matrix2Rows, $matrix2Columns)
{
if (($matrix2Columns < $matrix1Columns) || ($matrix2Rows < $matrix1Rows)) {
if ($matrix2Rows < $matrix1Rows) {
for ($i = $matrix2Rows; $i < $matrix1Rows; ++$i) {
unset($matrix1[$i]);
}
}
if ($matrix2Columns < $matrix1Columns) {
for ($i = 0; $i < $matrix1Rows; ++$i) {
for ($j = $matrix2Columns; $j < $matrix1Columns; ++$j) {
unset($matrix1[$i][$j]);
}
}
}
}
if (($matrix1Columns < $matrix2Columns) || ($matrix1Rows < $matrix2Rows)) {
if ($matrix1Rows < $matrix2Rows) {
for ($i = $matrix1Rows; $i < $matrix2Rows; ++$i) {
unset($matrix2[$i]);
}
}
if ($matrix1Columns < $matrix2Columns) {
for ($i = 0; $i < $matrix2Rows; ++$i) {
for ($j = $matrix1Columns; $j < $matrix2Columns; ++$j) {
unset($matrix2[$i][$j]);
}
}
}
}
}
/**
* Ensure that paired matrix operands are both matrices of the same size
*
* @param mixed &$matrix1 First matrix operand
* @param mixed &$matrix2 Second matrix operand
* @param integer $matrix1Rows Row size of first matrix operand
* @param integer $matrix1Columns Column size of first matrix operand
* @param integer $matrix2Rows Row size of second matrix operand
* @param integer $matrix2Columns Column size of second matrix operand
*/
private static function resizeMatricesExtend(&$matrix1, &$matrix2, $matrix1Rows, $matrix1Columns, $matrix2Rows, $matrix2Columns)
{
if (($matrix2Columns < $matrix1Columns) || ($matrix2Rows < $matrix1Rows)) {
if ($matrix2Columns < $matrix1Columns) {
for ($i = 0; $i < $matrix2Rows; ++$i) {
$x = $matrix2[$i][$matrix2Columns-1];
for ($j = $matrix2Columns; $j < $matrix1Columns; ++$j) {
$matrix2[$i][$j] = $x;
}
}
}
if ($matrix2Rows < $matrix1Rows) {
$x = $matrix2[$matrix2Rows-1];
for ($i = 0; $i < $matrix1Rows; ++$i) {
$matrix2[$i] = $x;
}
}
}
if (($matrix1Columns < $matrix2Columns) || ($matrix1Rows < $matrix2Rows)) {
if ($matrix1Columns < $matrix2Columns) {
for ($i = 0; $i < $matrix1Rows; ++$i) {
$x = $matrix1[$i][$matrix1Columns-1];
for ($j = $matrix1Columns; $j < $matrix2Columns; ++$j) {
$matrix1[$i][$j] = $x;
}
}
}
if ($matrix1Rows < $matrix2Rows) {
$x = $matrix1[$matrix1Rows-1];
for ($i = 0; $i < $matrix2Rows; ++$i) {
$matrix1[$i] = $x;
}
}
}
}
/**
* Format details of an operand for display in the log (based on operand type)
*
* @param mixed $value First matrix operand
* @return mixed
*/
private function showValue($value)
{
if ($this->_debugLog->getWriteDebugLog()) {
$testArray = PHPExcel_Calculation_Functions::flattenArray($value);
if (count($testArray) == 1) {
$value = array_pop($testArray);
}
if (is_array($value)) {
$returnMatrix = array();
$pad = $rpad = ', ';
foreach ($value as $row) {
if (is_array($row)) {
$returnMatrix[] = implode($pad, array_map(array($this, 'showValue'), $row));
$rpad = '; ';
} else {
$returnMatrix[] = $this->showValue($row);
}
}
return '{ '.implode($rpad, $returnMatrix).' }';
} elseif (is_string($value) && (trim($value, '"') == $value)) {
return '"'.$value.'"';
} elseif (is_bool($value)) {
return ($value) ? self::$localeBoolean['TRUE'] : self::$localeBoolean['FALSE'];
}
}
return PHPExcel_Calculation_Functions::flattenSingleValue($value);
}
/**
* Format type and details of an operand for display in the log (based on operand type)
*
* @param mixed $value First matrix operand
* @return mixed
*/
private function showTypeDetails($value)
{
if ($this->_debugLog->getWriteDebugLog()) {
$testArray = PHPExcel_Calculation_Functions::flattenArray($value);
if (count($testArray) == 1) {
$value = array_pop($testArray);
}
if ($value === null) {
return 'a NULL value';
} elseif (is_float($value)) {
$typeString = 'a floating point number';
} elseif (is_int($value)) {
$typeString = 'an integer number';
} elseif (is_bool($value)) {
$typeString = 'a boolean';
} elseif (is_array($value)) {
$typeString = 'a matrix';
} else {
if ($value == '') {
return 'an empty string';
} elseif ($value{0} == '#') {
return 'a '.$value.' error';
} else {
$typeString = 'a string';
}
}
return $typeString.' with a value of '.$this->showValue($value);
}
}
private function convertMatrixReferences($formula)
{
static $matrixReplaceFrom = array('{', ';', '}');
static $matrixReplaceTo = array('MKMATRIX(MKMATRIX(', '),MKMATRIX(', '))');
// Convert any Excel matrix references to the MKMATRIX() function
if (strpos($formula, '{') !== false) {
// If there is the possibility of braces within a quoted string, then we don't treat those as matrix indicators
if (strpos($formula, '"') !== false) {
// So instead we skip replacing in any quoted strings by only replacing in every other array element after we've exploded
// the formula
$temp = explode('"', $formula);
// Open and Closed counts used for trapping mismatched braces in the formula
$openCount = $closeCount = 0;
$i = false;
foreach ($temp as &$value) {
// Only count/replace in alternating array entries
if ($i = !$i) {
$openCount += substr_count($value, '{');
$closeCount += substr_count($value, '}');
$value = str_replace($matrixReplaceFrom, $matrixReplaceTo, $value);
}
}
unset($value);
// Then rebuild the formula string
$formula = implode('"', $temp);
} else {
// If there's no quoted strings, then we do a simple count/replace
$openCount = substr_count($formula, '{');
$closeCount = substr_count($formula, '}');
$formula = str_replace($matrixReplaceFrom, $matrixReplaceTo, $formula);
}
// Trap for mismatched braces and trigger an appropriate error
if ($openCount < $closeCount) {
if ($openCount > 0) {
return $this->raiseFormulaError("Formula Error: Mismatched matrix braces '}'");
} else {
return $this->raiseFormulaError("Formula Error: Unexpected '}' encountered");
}
} elseif ($openCount > $closeCount) {
if ($closeCount > 0) {
return $this->raiseFormulaError("Formula Error: Mismatched matrix braces '{'");
} else {
return $this->raiseFormulaError("Formula Error: Unexpected '{' encountered");
}
}
}
return $formula;
}
private static function mkMatrix()
{
return func_get_args();
}
// Binary Operators
// These operators always work on two values
// Array key is the operator, the value indicates whether this is a left or right associative operator
private static $operatorAssociativity = array(
'^' => 0, // Exponentiation
'*' => 0, '/' => 0, // Multiplication and Division
'+' => 0, '-' => 0, // Addition and Subtraction
'&' => 0, // Concatenation
'|' => 0, ':' => 0, // Intersect and Range
'>' => 0, '<' => 0, '=' => 0, '>=' => 0, '<=' => 0, '<>' => 0 // Comparison
);
// Comparison (Boolean) Operators
// These operators work on two values, but always return a boolean result
private static $comparisonOperators = array('>' => true, '<' => true, '=' => true, '>=' => true, '<=' => true, '<>' => true);
// Operator Precedence
// This list includes all valid operators, whether binary (including boolean) or unary (such as %)
// Array key is the operator, the value is its precedence
private static $operatorPrecedence = array(
':' => 8, // Range
'|' => 7, // Intersect
'~' => 6, // Negation
'%' => 5, // Percentage
'^' => 4, // Exponentiation
'*' => 3, '/' => 3, // Multiplication and Division
'+' => 2, '-' => 2, // Addition and Subtraction
'&' => 1, // Concatenation
'>' => 0, '<' => 0, '=' => 0, '>=' => 0, '<=' => 0, '<>' => 0 // Comparison
);
// Convert infix to postfix notation
private function _parseFormula($formula, PHPExcel_Cell $pCell = null)
{
if (($formula = $this->convertMatrixReferences(trim($formula))) === false) {
return false;
}
// If we're using cell caching, then $pCell may well be flushed back to the cache (which detaches the parent worksheet),
// so we store the parent worksheet so that we can re-attach it when necessary
$pCellParent = ($pCell !== null) ? $pCell->getWorksheet() : null;
$regexpMatchString = '/^('.self::CALCULATION_REGEXP_FUNCTION.
'|'.self::CALCULATION_REGEXP_CELLREF.
'|'.self::CALCULATION_REGEXP_NUMBER.
'|'.self::CALCULATION_REGEXP_STRING.
'|'.self::CALCULATION_REGEXP_OPENBRACE.
'|'.self::CALCULATION_REGEXP_NAMEDRANGE.
'|'.self::CALCULATION_REGEXP_ERROR.
')/si';
// Start with initialisation
$index = 0;
$stack = new PHPExcel_Calculation_Token_Stack;
$output = array();
$expectingOperator = false; // We use this test in syntax-checking the expression to determine when a
// - is a negation or + is a positive operator rather than an operation
$expectingOperand = false; // We use this test in syntax-checking the expression to determine whether an operand
// should be null in a function call
// The guts of the lexical parser
// Loop through the formula extracting each operator and operand in turn
while (true) {
//echo 'Assessing Expression '.substr($formula, $index), PHP_EOL;
$opCharacter = $formula{$index}; // Get the first character of the value at the current index position
//echo 'Initial character of expression block is '.$opCharacter, PHP_EOL;
if ((isset(self::$comparisonOperators[$opCharacter])) && (strlen($formula) > $index) && (isset(self::$comparisonOperators[$formula{$index+1}]))) {
$opCharacter .= $formula{++$index};
//echo 'Initial character of expression block is comparison operator '.$opCharacter.PHP_EOL;
}
// Find out if we're currently at the beginning of a number, variable, cell reference, function, parenthesis or operand
$isOperandOrFunction = preg_match($regexpMatchString, substr($formula, $index), $match);
//echo '$isOperandOrFunction is '.(($isOperandOrFunction) ? 'True' : 'False').PHP_EOL;
//var_dump($match);
if ($opCharacter == '-' && !$expectingOperator) { // Is it a negation instead of a minus?
//echo 'Element is a Negation operator', PHP_EOL;
$stack->push('Unary Operator', '~'); // Put a negation on the stack
++$index; // and drop the negation symbol
} elseif ($opCharacter == '%' && $expectingOperator) {
//echo 'Element is a Percentage operator', PHP_EOL;
$stack->push('Unary Operator', '%'); // Put a percentage on the stack
++$index;
} elseif ($opCharacter == '+' && !$expectingOperator) { // Positive (unary plus rather than binary operator plus) can be discarded?
//echo 'Element is a Positive number, not Plus operator', PHP_EOL;
++$index; // Drop the redundant plus symbol
} elseif ((($opCharacter == '~') || ($opCharacter == '|')) && (!$isOperandOrFunction)) { // We have to explicitly deny a tilde or pipe, because they are legal
return $this->raiseFormulaError("Formula Error: Illegal character '~'"); // on the stack but not in the input expression
} elseif ((isset(self::$operators[$opCharacter]) or $isOperandOrFunction) && $expectingOperator) { // Are we putting an operator on the stack?
//echo 'Element with value '.$opCharacter.' is an Operator', PHP_EOL;
while ($stack->count() > 0 &&
($o2 = $stack->last()) &&
isset(self::$operators[$o2['value']]) &&
@(self::$operatorAssociativity[$opCharacter] ? self::$operatorPrecedence[$opCharacter] < self::$operatorPrecedence[$o2['value']] : self::$operatorPrecedence[$opCharacter] <= self::$operatorPrecedence[$o2['value']])) {
$output[] = $stack->pop(); // Swap operands and higher precedence operators from the stack to the output
}
$stack->push('Binary Operator', $opCharacter); // Finally put our current operator onto the stack
++$index;
$expectingOperator = false;
} elseif ($opCharacter == ')' && $expectingOperator) { // Are we expecting to close a parenthesis?
//echo 'Element is a Closing bracket', PHP_EOL;
$expectingOperand = false;
while (($o2 = $stack->pop()) && $o2['value'] != '(') { // Pop off the stack back to the last (
if ($o2 === null) {
return $this->raiseFormulaError('Formula Error: Unexpected closing brace ")"');
} else {
$output[] = $o2;
}
}
$d = $stack->last(2);
if (preg_match('/^'.self::CALCULATION_REGEXP_FUNCTION.'$/i', $d['value'], $matches)) { // Did this parenthesis just close a function?
$functionName = $matches[1]; // Get the function name
//echo 'Closed Function is '.$functionName, PHP_EOL;
$d = $stack->pop();
$argumentCount = $d['value']; // See how many arguments there were (argument count is the next value stored on the stack)
//if ($argumentCount == 0) {
// echo 'With no arguments', PHP_EOL;
//} elseif ($argumentCount == 1) {
// echo 'With 1 argument', PHP_EOL;
//} else {
// echo 'With '.$argumentCount.' arguments', PHP_EOL;
//}
$output[] = $d; // Dump the argument count on the output
$output[] = $stack->pop(); // Pop the function and push onto the output
if (isset(self::$controlFunctions[$functionName])) {
//echo 'Built-in function '.$functionName, PHP_EOL;
$expectedArgumentCount = self::$controlFunctions[$functionName]['argumentCount'];
$functionCall = self::$controlFunctions[$functionName]['functionCall'];
} elseif (isset(self::$PHPExcelFunctions[$functionName])) {
//echo 'PHPExcel function '.$functionName, PHP_EOL;
$expectedArgumentCount = self::$PHPExcelFunctions[$functionName]['argumentCount'];
$functionCall = self::$PHPExcelFunctions[$functionName]['functionCall'];
} else { // did we somehow push a non-function on the stack? this should never happen
return $this->raiseFormulaError("Formula Error: Internal error, non-function on stack");
}
// Check the argument count
$argumentCountError = false;
if (is_numeric($expectedArgumentCount)) {
if ($expectedArgumentCount < 0) {
//echo '$expectedArgumentCount is between 0 and '.abs($expectedArgumentCount), PHP_EOL;
if ($argumentCount > abs($expectedArgumentCount)) {
$argumentCountError = true;
$expectedArgumentCountString = 'no more than '.abs($expectedArgumentCount);
}
} else {
//echo '$expectedArgumentCount is numeric '.$expectedArgumentCount, PHP_EOL;
if ($argumentCount != $expectedArgumentCount) {
$argumentCountError = true;
$expectedArgumentCountString = $expectedArgumentCount;
}
}
} elseif ($expectedArgumentCount != '*') {
$isOperandOrFunction = preg_match('/(\d*)([-+,])(\d*)/', $expectedArgumentCount, $argMatch);
//print_r($argMatch);
//echo PHP_EOL;
switch ($argMatch[2]) {
case '+':
if ($argumentCount < $argMatch[1]) {
$argumentCountError = true;
$expectedArgumentCountString = $argMatch[1].' or more ';
}
break;
case '-':
if (($argumentCount < $argMatch[1]) || ($argumentCount > $argMatch[3])) {
$argumentCountError = true;
$expectedArgumentCountString = 'between '.$argMatch[1].' and '.$argMatch[3];
}
break;
case ',':
if (($argumentCount != $argMatch[1]) && ($argumentCount != $argMatch[3])) {
$argumentCountError = true;
$expectedArgumentCountString = 'either '.$argMatch[1].' or '.$argMatch[3];
}
break;
}
}
if ($argumentCountError) {
return $this->raiseFormulaError("Formula Error: Wrong number of arguments for $functionName() function: $argumentCount given, ".$expectedArgumentCountString." expected");
}
}
++$index;
} elseif ($opCharacter == ',') { // Is this the separator for function arguments?
//echo 'Element is a Function argument separator', PHP_EOL;
while (($o2 = $stack->pop()) && $o2['value'] != '(') { // Pop off the stack back to the last (
if ($o2 === null) {
return $this->raiseFormulaError("Formula Error: Unexpected ,");
} else {
$output[] = $o2; // pop the argument expression stuff and push onto the output
}
}
// If we've a comma when we're expecting an operand, then what we actually have is a null operand;
// so push a null onto the stack
if (($expectingOperand) || (!$expectingOperator)) {
$output[] = array('type' => 'NULL Value', 'value' => self::$excelConstants['NULL'], 'reference' => null);
}
// make sure there was a function
$d = $stack->last(2);
if (!preg_match('/^'.self::CALCULATION_REGEXP_FUNCTION.'$/i', $d['value'], $matches)) {
return $this->raiseFormulaError("Formula Error: Unexpected ,");
}
$d = $stack->pop();
$stack->push($d['type'], ++$d['value'], $d['reference']); // increment the argument count
$stack->push('Brace', '('); // put the ( back on, we'll need to pop back to it again
$expectingOperator = false;
$expectingOperand = true;
++$index;
} elseif ($opCharacter == '(' && !$expectingOperator) {
// echo 'Element is an Opening Bracket<br />';
$stack->push('Brace', '(');
++$index;
} elseif ($isOperandOrFunction && !$expectingOperator) { // do we now have a function/variable/number?
$expectingOperator = true;
$expectingOperand = false;
$val = $match[1];
$length = strlen($val);
// echo 'Element with value '.$val.' is an Operand, Variable, Constant, String, Number, Cell Reference or Function<br />';
if (preg_match('/^'.self::CALCULATION_REGEXP_FUNCTION.'$/i', $val, $matches)) {
$val = preg_replace('/\s/u', '', $val);
// echo 'Element '.$val.' is a Function<br />';
if (isset(self::$PHPExcelFunctions[strtoupper($matches[1])]) || isset(self::$controlFunctions[strtoupper($matches[1])])) { // it's a function
$stack->push('Function', strtoupper($val));
$ax = preg_match('/^\s*(\s*\))/ui', substr($formula, $index+$length), $amatch);
if ($ax) {
$stack->push('Operand Count for Function '.strtoupper($val).')', 0);
$expectingOperator = true;
} else {
$stack->push('Operand Count for Function '.strtoupper($val).')', 1);
$expectingOperator = false;
}
$stack->push('Brace', '(');
} else { // it's a var w/ implicit multiplication
$output[] = array('type' => 'Value', 'value' => $matches[1], 'reference' => null);
}
} elseif (preg_match('/^'.self::CALCULATION_REGEXP_CELLREF.'$/i', $val, $matches)) {
// echo 'Element '.$val.' is a Cell reference<br />';
// Watch for this case-change when modifying to allow cell references in different worksheets...
// Should only be applied to the actual cell column, not the worksheet name
// If the last entry on the stack was a : operator, then we have a cell range reference
$testPrevOp = $stack->last(1);
if ($testPrevOp['value'] == ':') {
// If we have a worksheet reference, then we're playing with a 3D reference
if ($matches[2] == '') {
// Otherwise, we 'inherit' the worksheet reference from the start cell reference
// The start of the cell range reference should be the last entry in $output
$startCellRef = $output[count($output)-1]['value'];
preg_match('/^'.self::CALCULATION_REGEXP_CELLREF.'$/i', $startCellRef, $startMatches);
if ($startMatches[2] > '') {
$val = $startMatches[2].'!'.$val;
}
} else {
return $this->raiseFormulaError("3D Range references are not yet supported");
}
}
$output[] = array('type' => 'Cell Reference', 'value' => $val, 'reference' => $val);
// $expectingOperator = FALSE;
} else { // it's a variable, constant, string, number or boolean
// echo 'Element is a Variable, Constant, String, Number or Boolean<br />';
// If the last entry on the stack was a : operator, then we may have a row or column range reference
$testPrevOp = $stack->last(1);
if ($testPrevOp['value'] == ':') {
$startRowColRef = $output[count($output)-1]['value'];
$rangeWS1 = '';
if (strpos('!', $startRowColRef) !== false) {
list($rangeWS1, $startRowColRef) = explode('!', $startRowColRef);
}
if ($rangeWS1 != '') {
$rangeWS1 .= '!';
}
$rangeWS2 = $rangeWS1;
if (strpos('!', $val) !== false) {
list($rangeWS2, $val) = explode('!', $val);
}
if ($rangeWS2 != '') {
$rangeWS2 .= '!';
}
if ((is_integer($startRowColRef)) && (ctype_digit($val)) &&
($startRowColRef <= 1048576) && ($val <= 1048576)) {
// Row range
$endRowColRef = ($pCellParent !== null) ? $pCellParent->getHighestColumn() : 'XFD'; // Max 16,384 columns for Excel2007
$output[count($output)-1]['value'] = $rangeWS1.'A'.$startRowColRef;
$val = $rangeWS2.$endRowColRef.$val;
} elseif ((ctype_alpha($startRowColRef)) && (ctype_alpha($val)) &&
(strlen($startRowColRef) <= 3) && (strlen($val) <= 3)) {
// Column range
$endRowColRef = ($pCellParent !== null) ? $pCellParent->getHighestRow() : 1048576; // Max 1,048,576 rows for Excel2007
$output[count($output)-1]['value'] = $rangeWS1.strtoupper($startRowColRef).'1';
$val = $rangeWS2.$val.$endRowColRef;
}
}
$localeConstant = false;
if ($opCharacter == '"') {
// echo 'Element is a String<br />';
// UnEscape any quotes within the string
$val = self::wrapResult(str_replace('""', '"', self::unwrapResult($val)));
} elseif (is_numeric($val)) {
// echo 'Element is a Number<br />';
if ((strpos($val, '.') !== false) || (stripos($val, 'e') !== false) || ($val > PHP_INT_MAX) || ($val < -PHP_INT_MAX)) {
// echo 'Casting '.$val.' to float<br />';
$val = (float) $val;
} else {
// echo 'Casting '.$val.' to integer<br />';
$val = (integer) $val;
}
} elseif (isset(self::$excelConstants[trim(strtoupper($val))])) {
$excelConstant = trim(strtoupper($val));
// echo 'Element '.$excelConstant.' is an Excel Constant<br />';
$val = self::$excelConstants[$excelConstant];
} elseif (($localeConstant = array_search(trim(strtoupper($val)), self::$localeBoolean)) !== false) {
// echo 'Element '.$localeConstant.' is an Excel Constant<br />';
$val = self::$excelConstants[$localeConstant];
}
$details = array('type' => 'Value', 'value' => $val, 'reference' => null);
if ($localeConstant) {
$details['localeValue'] = $localeConstant;
}
$output[] = $details;
}
$index += $length;
} elseif ($opCharacter == '$') { // absolute row or column range
++$index;
} elseif ($opCharacter == ')') { // miscellaneous error checking
if ($expectingOperand) {
$output[] = array('type' => 'NULL Value', 'value' => self::$excelConstants['NULL'], 'reference' => null);
$expectingOperand = false;
$expectingOperator = true;
} else {
return $this->raiseFormulaError("Formula Error: Unexpected ')'");
}
} elseif (isset(self::$operators[$opCharacter]) && !$expectingOperator) {
return $this->raiseFormulaError("Formula Error: Unexpected operator '$opCharacter'");
} else { // I don't even want to know what you did to get here
return $this->raiseFormulaError("Formula Error: An unexpected error occured");
}
// Test for end of formula string
if ($index == strlen($formula)) {
// Did we end with an operator?.
// Only valid for the % unary operator
if ((isset(self::$operators[$opCharacter])) && ($opCharacter != '%')) {
return $this->raiseFormulaError("Formula Error: Operator '$opCharacter' has no operands");
} else {
break;
}
}
// Ignore white space
while (($formula{$index} == "\n") || ($formula{$index} == "\r")) {
++$index;
}
if ($formula{$index} == ' ') {
while ($formula{$index} == ' ') {
++$index;
}
// If we're expecting an operator, but only have a space between the previous and next operands (and both are
// Cell References) then we have an INTERSECTION operator
// echo 'Possible Intersect Operator<br />';
if (($expectingOperator) && (preg_match('/^'.self::CALCULATION_REGEXP_CELLREF.'.*/Ui', substr($formula, $index), $match)) &&
($output[count($output)-1]['type'] == 'Cell Reference')) {
// echo 'Element is an Intersect Operator<br />';
while ($stack->count() > 0 &&
($o2 = $stack->last()) &&
isset(self::$operators[$o2['value']]) &&
@(self::$operatorAssociativity[$opCharacter] ? self::$operatorPrecedence[$opCharacter] < self::$operatorPrecedence[$o2['value']] : self::$operatorPrecedence[$opCharacter] <= self::$operatorPrecedence[$o2['value']])) {
$output[] = $stack->pop(); // Swap operands and higher precedence operators from the stack to the output
}
$stack->push('Binary Operator', '|'); // Put an Intersect Operator on the stack
$expectingOperator = false;
}
}
}
while (($op = $stack->pop()) !== null) { // pop everything off the stack and push onto output
if ((is_array($op) && $op['value'] == '(') || ($op === '(')) {
return $this->raiseFormulaError("Formula Error: Expecting ')'"); // if there are any opening braces on the stack, then braces were unbalanced
}
$output[] = $op;
}
return $output;
}
private static function dataTestReference(&$operandData)
{
$operand = $operandData['value'];
if (($operandData['reference'] === null) && (is_array($operand))) {
$rKeys = array_keys($operand);
$rowKey = array_shift($rKeys);
$cKeys = array_keys(array_keys($operand[$rowKey]));
$colKey = array_shift($cKeys);
if (ctype_upper($colKey)) {
$operandData['reference'] = $colKey.$rowKey;
}
}
return $operand;
}
// evaluate postfix notation
private function processTokenStack($tokens, $cellID = null, PHPExcel_Cell $pCell = null)
{
if ($tokens == false) {
return false;
}
// If we're using cell caching, then $pCell may well be flushed back to the cache (which detaches the parent cell collection),
// so we store the parent cell collection so that we can re-attach it when necessary
$pCellWorksheet = ($pCell !== null) ? $pCell->getWorksheet() : null;
$pCellParent = ($pCell !== null) ? $pCell->getParent() : null;
$stack = new PHPExcel_Calculation_Token_Stack;
// Loop through each token in turn
foreach ($tokens as $tokenData) {
// print_r($tokenData);
// echo '<br />';
$token = $tokenData['value'];
// echo '<b>Token is '.$token.'</b><br />';
// if the token is a binary operator, pop the top two values off the stack, do the operation, and push the result back on the stack
if (isset(self::$binaryOperators[$token])) {
// echo 'Token is a binary operator<br />';
// We must have two operands, error if we don't
if (($operand2Data = $stack->pop()) === null) {
return $this->raiseFormulaError('Internal error - Operand value missing from stack');
}
if (($operand1Data = $stack->pop()) === null) {
return $this->raiseFormulaError('Internal error - Operand value missing from stack');
}
$operand1 = self::dataTestReference($operand1Data);
$operand2 = self::dataTestReference($operand2Data);
// Log what we're doing
if ($token == ':') {
$this->_debugLog->writeDebugLog('Evaluating Range ', $this->showValue($operand1Data['reference']), ' ', $token, ' ', $this->showValue($operand2Data['reference']));
} else {
$this->_debugLog->writeDebugLog('Evaluating ', $this->showValue($operand1), ' ', $token, ' ', $this->showValue($operand2));
}
// Process the operation in the appropriate manner
switch ($token) {
// Comparison (Boolean) Operators
case '>': // Greater than
case '<': // Less than
case '>=': // Greater than or Equal to
case '<=': // Less than or Equal to
case '=': // Equality
case '<>': // Inequality
$this->executeBinaryComparisonOperation($cellID, $operand1, $operand2, $token, $stack);
break;
// Binary Operators
case ':': // Range
$sheet1 = $sheet2 = '';
if (strpos($operand1Data['reference'], '!') !== false) {
list($sheet1, $operand1Data['reference']) = explode('!', $operand1Data['reference']);
} else {
$sheet1 = ($pCellParent !== null) ? $pCellWorksheet->getTitle() : '';
}
if (strpos($operand2Data['reference'], '!') !== false) {
list($sheet2, $operand2Data['reference']) = explode('!', $operand2Data['reference']);
} else {
$sheet2 = $sheet1;
}
if ($sheet1 == $sheet2) {
if ($operand1Data['reference'] === null) {
if ((trim($operand1Data['value']) != '') && (is_numeric($operand1Data['value']))) {
$operand1Data['reference'] = $pCell->getColumn().$operand1Data['value'];
} elseif (trim($operand1Data['reference']) == '') {
$operand1Data['reference'] = $pCell->getCoordinate();
} else {
$operand1Data['reference'] = $operand1Data['value'].$pCell->getRow();
}
}
if ($operand2Data['reference'] === null) {
if ((trim($operand2Data['value']) != '') && (is_numeric($operand2Data['value']))) {
$operand2Data['reference'] = $pCell->getColumn().$operand2Data['value'];
} elseif (trim($operand2Data['reference']) == '') {
$operand2Data['reference'] = $pCell->getCoordinate();
} else {
$operand2Data['reference'] = $operand2Data['value'].$pCell->getRow();
}
}
$oData = array_merge(explode(':', $operand1Data['reference']), explode(':', $operand2Data['reference']));
$oCol = $oRow = array();
foreach ($oData as $oDatum) {
$oCR = PHPExcel_Cell::coordinateFromString($oDatum);
$oCol[] = PHPExcel_Cell::columnIndexFromString($oCR[0]) - 1;
$oRow[] = $oCR[1];
}
$cellRef = PHPExcel_Cell::stringFromColumnIndex(min($oCol)).min($oRow).':'.PHPExcel_Cell::stringFromColumnIndex(max($oCol)).max($oRow);
if ($pCellParent !== null) {
$cellValue = $this->extractCellRange($cellRef, $this->workbook->getSheetByName($sheet1), false);
} else {
return $this->raiseFormulaError('Unable to access Cell Reference');
}
$stack->push('Cell Reference', $cellValue, $cellRef);
} else {
$stack->push('Error', PHPExcel_Calculation_Functions::REF(), null);
}
break;
case '+': // Addition
$this->executeNumericBinaryOperation($cellID, $operand1, $operand2, $token, 'plusEquals', $stack);
break;
case '-': // Subtraction
$this->executeNumericBinaryOperation($cellID, $operand1, $operand2, $token, 'minusEquals', $stack);
break;
case '*': // Multiplication
$this->executeNumericBinaryOperation($cellID, $operand1, $operand2, $token, 'arrayTimesEquals', $stack);
break;
case '/': // Division
$this->executeNumericBinaryOperation($cellID, $operand1, $operand2, $token, 'arrayRightDivide', $stack);
break;
case '^': // Exponential
$this->executeNumericBinaryOperation($cellID, $operand1, $operand2, $token, 'power', $stack);
break;
case '&': // Concatenation
// If either of the operands is a matrix, we need to treat them both as matrices
// (converting the other operand to a matrix if need be); then perform the required
// matrix operation
if (is_bool($operand1)) {
$operand1 = ($operand1) ? self::$localeBoolean['TRUE'] : self::$localeBoolean['FALSE'];
}
if (is_bool($operand2)) {
$operand2 = ($operand2) ? self::$localeBoolean['TRUE'] : self::$localeBoolean['FALSE'];
}
if ((is_array($operand1)) || (is_array($operand2))) {
// Ensure that both operands are arrays/matrices
self::checkMatrixOperands($operand1, $operand2, 2);
try {
// Convert operand 1 from a PHP array to a matrix
$matrix = new PHPExcel_Shared_JAMA_Matrix($operand1);
// Perform the required operation against the operand 1 matrix, passing in operand 2
$matrixResult = $matrix->concat($operand2);
$result = $matrixResult->getArray();
} catch (PHPExcel_Exception $ex) {
$this->_debugLog->writeDebugLog('JAMA Matrix Exception: ', $ex->getMessage());
$result = '#VALUE!';
}
} else {
$result = '"'.str_replace('""', '"', self::unwrapResult($operand1, '"').self::unwrapResult($operand2, '"')).'"';
}
$this->_debugLog->writeDebugLog('Evaluation Result is ', $this->showTypeDetails($result));
$stack->push('Value', $result);
break;
case '|': // Intersect
$rowIntersect = array_intersect_key($operand1, $operand2);
$cellIntersect = $oCol = $oRow = array();
foreach (array_keys($rowIntersect) as $row) {
$oRow[] = $row;
foreach ($rowIntersect[$row] as $col => $data) {
$oCol[] = PHPExcel_Cell::columnIndexFromString($col) - 1;
$cellIntersect[$row] = array_intersect_key($operand1[$row], $operand2[$row]);
}
}
$cellRef = PHPExcel_Cell::stringFromColumnIndex(min($oCol)).min($oRow).':'.PHPExcel_Cell::stringFromColumnIndex(max($oCol)).max($oRow);
$this->_debugLog->writeDebugLog('Evaluation Result is ', $this->showTypeDetails($cellIntersect));
$stack->push('Value', $cellIntersect, $cellRef);
break;
}
// if the token is a unary operator, pop one value off the stack, do the operation, and push it back on
} elseif (($token === '~') || ($token === '%')) {
// echo 'Token is a unary operator<br />';
if (($arg = $stack->pop()) === null) {
return $this->raiseFormulaError('Internal error - Operand value missing from stack');
}
$arg = $arg['value'];
if ($token === '~') {
// echo 'Token is a negation operator<br />';
$this->_debugLog->writeDebugLog('Evaluating Negation of ', $this->showValue($arg));
$multiplier = -1;
} else {
// echo 'Token is a percentile operator<br />';
$this->_debugLog->writeDebugLog('Evaluating Percentile of ', $this->showValue($arg));
$multiplier = 0.01;
}
if (is_array($arg)) {
self::checkMatrixOperands($arg, $multiplier, 2);
try {
$matrix1 = new PHPExcel_Shared_JAMA_Matrix($arg);
$matrixResult = $matrix1->arrayTimesEquals($multiplier);
$result = $matrixResult->getArray();
} catch (PHPExcel_Exception $ex) {
$this->_debugLog->writeDebugLog('JAMA Matrix Exception: ', $ex->getMessage());
$result = '#VALUE!';
}
$this->_debugLog->writeDebugLog('Evaluation Result is ', $this->showTypeDetails($result));
$stack->push('Value', $result);
} else {
$this->executeNumericBinaryOperation($cellID, $multiplier, $arg, '*', 'arrayTimesEquals', $stack);
}
} elseif (preg_match('/^'.self::CALCULATION_REGEXP_CELLREF.'$/i', $token, $matches)) {
$cellRef = null;
// echo 'Element '.$token.' is a Cell reference<br />';
if (isset($matches[8])) {
// echo 'Reference is a Range of cells<br />';
if ($pCell === null) {
// We can't access the range, so return a REF error
$cellValue = PHPExcel_Calculation_Functions::REF();
} else {
$cellRef = $matches[6].$matches[7].':'.$matches[9].$matches[10];
if ($matches[2] > '') {
$matches[2] = trim($matches[2], "\"'");
if ((strpos($matches[2], '[') !== false) || (strpos($matches[2], ']') !== false)) {
// It's a Reference to an external workbook (not currently supported)
return $this->raiseFormulaError('Unable to access External Workbook');
}
$matches[2] = trim($matches[2], "\"'");
// echo '$cellRef='.$cellRef.' in worksheet '.$matches[2].'<br />';
$this->_debugLog->writeDebugLog('Evaluating Cell Range ', $cellRef, ' in worksheet ', $matches[2]);
if ($pCellParent !== null) {
$cellValue = $this->extractCellRange($cellRef, $this->workbook->getSheetByName($matches[2]), false);
} else {
return $this->raiseFormulaError('Unable to access Cell Reference');
}
$this->_debugLog->writeDebugLog('Evaluation Result for cells ', $cellRef, ' in worksheet ', $matches[2], ' is ', $this->showTypeDetails($cellValue));
// $cellRef = $matches[2].'!'.$cellRef;
} else {
// echo '$cellRef='.$cellRef.' in current worksheet<br />';
$this->_debugLog->writeDebugLog('Evaluating Cell Range ', $cellRef, ' in current worksheet');
if ($pCellParent !== null) {
$cellValue = $this->extractCellRange($cellRef, $pCellWorksheet, false);
} else {
return $this->raiseFormulaError('Unable to access Cell Reference');
}
$this->_debugLog->writeDebugLog('Evaluation Result for cells ', $cellRef, ' is ', $this->showTypeDetails($cellValue));
}
}
} else {
// echo 'Reference is a single Cell<br />';
if ($pCell === null) {
// We can't access the cell, so return a REF error
$cellValue = PHPExcel_Calculation_Functions::REF();
} else {
$cellRef = $matches[6].$matches[7];
if ($matches[2] > '') {
$matches[2] = trim($matches[2], "\"'");
if ((strpos($matches[2], '[') !== false) || (strpos($matches[2], ']') !== false)) {
// It's a Reference to an external workbook (not currently supported)
return $this->raiseFormulaError('Unable to access External Workbook');
}
// echo '$cellRef='.$cellRef.' in worksheet '.$matches[2].'<br />';
$this->_debugLog->writeDebugLog('Evaluating Cell ', $cellRef, ' in worksheet ', $matches[2]);
if ($pCellParent !== null) {
$cellSheet = $this->workbook->getSheetByName($matches[2]);
if ($cellSheet && $cellSheet->cellExists($cellRef)) {
$cellValue = $this->extractCellRange($cellRef, $this->workbook->getSheetByName($matches[2]), false);
$pCell->attach($pCellParent);
} else {
$cellValue = null;
}
} else {
return $this->raiseFormulaError('Unable to access Cell Reference');
}
$this->_debugLog->writeDebugLog('Evaluation Result for cell ', $cellRef, ' in worksheet ', $matches[2], ' is ', $this->showTypeDetails($cellValue));
// $cellRef = $matches[2].'!'.$cellRef;
} else {
// echo '$cellRef='.$cellRef.' in current worksheet<br />';
$this->_debugLog->writeDebugLog('Evaluating Cell ', $cellRef, ' in current worksheet');
if ($pCellParent->isDataSet($cellRef)) {
$cellValue = $this->extractCellRange($cellRef, $pCellWorksheet, false);
$pCell->attach($pCellParent);
} else {
$cellValue = null;
}
$this->_debugLog->writeDebugLog('Evaluation Result for cell ', $cellRef, ' is ', $this->showTypeDetails($cellValue));
}
}
}
$stack->push('Value', $cellValue, $cellRef);
// if the token is a function, pop arguments off the stack, hand them to the function, and push the result back on
} elseif (preg_match('/^'.self::CALCULATION_REGEXP_FUNCTION.'$/i', $token, $matches)) {
// echo 'Token is a function<br />';
$functionName = $matches[1];
$argCount = $stack->pop();
$argCount = $argCount['value'];
if ($functionName != 'MKMATRIX') {
$this->_debugLog->writeDebugLog('Evaluating Function ', self::localeFunc($functionName), '() with ', (($argCount == 0) ? 'no' : $argCount), ' argument', (($argCount == 1) ? '' : 's'));
}
if ((isset(self::$PHPExcelFunctions[$functionName])) || (isset(self::$controlFunctions[$functionName]))) { // function
if (isset(self::$PHPExcelFunctions[$functionName])) {
$functionCall = self::$PHPExcelFunctions[$functionName]['functionCall'];
$passByReference = isset(self::$PHPExcelFunctions[$functionName]['passByReference']);
$passCellReference = isset(self::$PHPExcelFunctions[$functionName]['passCellReference']);
} elseif (isset(self::$controlFunctions[$functionName])) {
$functionCall = self::$controlFunctions[$functionName]['functionCall'];
$passByReference = isset(self::$controlFunctions[$functionName]['passByReference']);
$passCellReference = isset(self::$controlFunctions[$functionName]['passCellReference']);
}
// get the arguments for this function
// echo 'Function '.$functionName.' expects '.$argCount.' arguments<br />';
$args = $argArrayVals = array();
for ($i = 0; $i < $argCount; ++$i) {
$arg = $stack->pop();
$a = $argCount - $i - 1;
if (($passByReference) &&
(isset(self::$PHPExcelFunctions[$functionName]['passByReference'][$a])) &&
(self::$PHPExcelFunctions[$functionName]['passByReference'][$a])) {
if ($arg['reference'] === null) {
$args[] = $cellID;
if ($functionName != 'MKMATRIX') {
$argArrayVals[] = $this->showValue($cellID);
}
} else {
$args[] = $arg['reference'];
if ($functionName != 'MKMATRIX') {
$argArrayVals[] = $this->showValue($arg['reference']);
}
}
} else {
$args[] = self::unwrapResult($arg['value']);
if ($functionName != 'MKMATRIX') {
$argArrayVals[] = $this->showValue($arg['value']);
}
}
}
// Reverse the order of the arguments
krsort($args);
if (($passByReference) && ($argCount == 0)) {
$args[] = $cellID;
$argArrayVals[] = $this->showValue($cellID);
}
// echo 'Arguments are: ';
// print_r($args);
// echo '<br />';
if ($functionName != 'MKMATRIX') {
if ($this->_debugLog->getWriteDebugLog()) {
krsort($argArrayVals);
$this->_debugLog->writeDebugLog('Evaluating ', self::localeFunc($functionName), '( ', implode(self::$localeArgumentSeparator.' ', PHPExcel_Calculation_Functions::flattenArray($argArrayVals)), ' )');
}
}
// Process each argument in turn, building the return value as an array
// if (($argCount == 1) && (is_array($args[1])) && ($functionName != 'MKMATRIX')) {
// $operand1 = $args[1];
// $this->_debugLog->writeDebugLog('Argument is a matrix: ', $this->showValue($operand1));
// $result = array();
// $row = 0;
// foreach($operand1 as $args) {
// if (is_array($args)) {
// foreach($args as $arg) {
// $this->_debugLog->writeDebugLog('Evaluating ', self::localeFunc($functionName), '( ', $this->showValue($arg), ' )');
// $r = call_user_func_array($functionCall, $arg);
// $this->_debugLog->writeDebugLog('Evaluation Result for ', self::localeFunc($functionName), '() function call is ', $this->showTypeDetails($r));
// $result[$row][] = $r;
// }
// ++$row;
// } else {
// $this->_debugLog->writeDebugLog('Evaluating ', self::localeFunc($functionName), '( ', $this->showValue($args), ' )');
// $r = call_user_func_array($functionCall, $args);
// $this->_debugLog->writeDebugLog('Evaluation Result for ', self::localeFunc($functionName), '() function call is ', $this->showTypeDetails($r));
// $result[] = $r;
// }
// }
// } else {
// Process the argument with the appropriate function call
if ($passCellReference) {
$args[] = $pCell;
}
if (strpos($functionCall, '::') !== false) {
$result = call_user_func_array(explode('::', $functionCall), $args);
} else {
foreach ($args as &$arg) {
$arg = PHPExcel_Calculation_Functions::flattenSingleValue($arg);
}
unset($arg);
$result = call_user_func_array($functionCall, $args);
}
if ($functionName != 'MKMATRIX') {
$this->_debugLog->writeDebugLog('Evaluation Result for ', self::localeFunc($functionName), '() function call is ', $this->showTypeDetails($result));
}
$stack->push('Value', self::wrapResult($result));
}
} else {
// if the token is a number, boolean, string or an Excel error, push it onto the stack
if (isset(self::$excelConstants[strtoupper($token)])) {
$excelConstant = strtoupper($token);
// echo 'Token is a PHPExcel constant: '.$excelConstant.'<br />';
$stack->push('Constant Value', self::$excelConstants[$excelConstant]);
$this->_debugLog->writeDebugLog('Evaluating Constant ', $excelConstant, ' as ', $this->showTypeDetails(self::$excelConstants[$excelConstant]));
} elseif ((is_numeric($token)) || ($token === null) || (is_bool($token)) || ($token == '') || ($token{0} == '"') || ($token{0} == '#')) {
// echo 'Token is a number, boolean, string, null or an Excel error<br />';
$stack->push('Value', $token);
// if the token is a named range, push the named range name onto the stack
} elseif (preg_match('/^'.self::CALCULATION_REGEXP_NAMEDRANGE.'$/i', $token, $matches)) {
// echo 'Token is a named range<br />';
$namedRange = $matches[6];
// echo 'Named Range is '.$namedRange.'<br />';
$this->_debugLog->writeDebugLog('Evaluating Named Range ', $namedRange);
$cellValue = $this->extractNamedRange($namedRange, ((null !== $pCell) ? $pCellWorksheet : null), false);
$pCell->attach($pCellParent);
$this->_debugLog->writeDebugLog('Evaluation Result for named range ', $namedRange, ' is ', $this->showTypeDetails($cellValue));
$stack->push('Named Range', $cellValue, $namedRange);
} else {
return $this->raiseFormulaError("undefined variable '$token'");
}
}
}
// when we're out of tokens, the stack should have a single element, the final result
if ($stack->count() != 1) {
return $this->raiseFormulaError("internal error");
}
$output = $stack->pop();
$output = $output['value'];
// if ((is_array($output)) && (self::$returnArrayAsType != self::RETURN_ARRAY_AS_ARRAY)) {
// return array_shift(PHPExcel_Calculation_Functions::flattenArray($output));
// }
return $output;
}
private function validateBinaryOperand($cellID, &$operand, &$stack)
{
if (is_array($operand)) {
if ((count($operand, COUNT_RECURSIVE) - count($operand)) == 1) {
do {
$operand = array_pop($operand);
} while (is_array($operand));
}
}
// Numbers, matrices and booleans can pass straight through, as they're already valid
if (is_string($operand)) {
// We only need special validations for the operand if it is a string
// Start by stripping off the quotation marks we use to identify true excel string values internally
if ($operand > '' && $operand{0} == '"') {
$operand = self::unwrapResult($operand);
}
// If the string is a numeric value, we treat it as a numeric, so no further testing
if (!is_numeric($operand)) {
// If not a numeric, test to see if the value is an Excel error, and so can't be used in normal binary operations
if ($operand > '' && $operand{0} == '#') {
$stack->push('Value', $operand);
$this->_debugLog->writeDebugLog('Evaluation Result is ', $this->showTypeDetails($operand));
return false;
} elseif (!PHPExcel_Shared_String::convertToNumberIfFraction($operand)) {
// If not a numeric or a fraction, then it's a text string, and so can't be used in mathematical binary operations
$stack->push('Value', '#VALUE!');
$this->_debugLog->writeDebugLog('Evaluation Result is a ', $this->showTypeDetails('#VALUE!'));
return false;
}
}
}
// return a true if the value of the operand is one that we can use in normal binary operations
return true;
}
private function executeBinaryComparisonOperation($cellID, $operand1, $operand2, $operation, &$stack, $recursingArrays = false)
{
// If we're dealing with matrix operations, we want a matrix result
if ((is_array($operand1)) || (is_array($operand2))) {
$result = array();
if ((is_array($operand1)) && (!is_array($operand2))) {
foreach ($operand1 as $x => $operandData) {
$this->_debugLog->writeDebugLog('Evaluating Comparison ', $this->showValue($operandData), ' ', $operation, ' ', $this->showValue($operand2));
$this->executeBinaryComparisonOperation($cellID, $operandData, $operand2, $operation, $stack);
$r = $stack->pop();
$result[$x] = $r['value'];
}
} elseif ((!is_array($operand1)) && (is_array($operand2))) {
foreach ($operand2 as $x => $operandData) {
$this->_debugLog->writeDebugLog('Evaluating Comparison ', $this->showValue($operand1), ' ', $operation, ' ', $this->showValue($operandData));
$this->executeBinaryComparisonOperation($cellID, $operand1, $operandData, $operation, $stack);
$r = $stack->pop();
$result[$x] = $r['value'];
}
} else {
if (!$recursingArrays) {
self::checkMatrixOperands($operand1, $operand2, 2);
}
foreach ($operand1 as $x => $operandData) {
$this->_debugLog->writeDebugLog('Evaluating Comparison ', $this->showValue($operandData), ' ', $operation, ' ', $this->showValue($operand2[$x]));
$this->executeBinaryComparisonOperation($cellID, $operandData, $operand2[$x], $operation, $stack, true);
$r = $stack->pop();
$result[$x] = $r['value'];
}
}
// Log the result details
$this->_debugLog->writeDebugLog('Comparison Evaluation Result is ', $this->showTypeDetails($result));
// And push the result onto the stack
$stack->push('Array', $result);
return true;
}
// Simple validate the two operands if they are string values
if (is_string($operand1) && $operand1 > '' && $operand1{0} == '"') {
$operand1 = self::unwrapResult($operand1);
}
if (is_string($operand2) && $operand2 > '' && $operand2{0} == '"') {
$operand2 = self::unwrapResult($operand2);
}
// Use case insensitive comparaison if not OpenOffice mode
if (PHPExcel_Calculation_Functions::getCompatibilityMode() != PHPExcel_Calculation_Functions::COMPATIBILITY_OPENOFFICE) {
if (is_string($operand1)) {
$operand1 = strtoupper($operand1);
}
if (is_string($operand2)) {
$operand2 = strtoupper($operand2);
}
}
$useLowercaseFirstComparison = is_string($operand1) && is_string($operand2) && PHPExcel_Calculation_Functions::getCompatibilityMode() == PHPExcel_Calculation_Functions::COMPATIBILITY_OPENOFFICE;
// execute the necessary operation
switch ($operation) {
// Greater than
case '>':
if ($useLowercaseFirstComparison) {
$result = $this->strcmpLowercaseFirst($operand1, $operand2) > 0;
} else {
$result = ($operand1 > $operand2);
}
break;
// Less than
case '<':
if ($useLowercaseFirstComparison) {
$result = $this->strcmpLowercaseFirst($operand1, $operand2) < 0;
} else {
$result = ($operand1 < $operand2);
}
break;
// Equality
case '=':
if (is_numeric($operand1) && is_numeric($operand2)) {
$result = (abs($operand1 - $operand2) < $this->delta);
} else {
$result = strcmp($operand1, $operand2) == 0;
}
break;
// Greater than or equal
case '>=':
if (is_numeric($operand1) && is_numeric($operand2)) {
$result = ((abs($operand1 - $operand2) < $this->delta) || ($operand1 > $operand2));
} elseif ($useLowercaseFirstComparison) {
$result = $this->strcmpLowercaseFirst($operand1, $operand2) >= 0;
} else {
$result = strcmp($operand1, $operand2) >= 0;
}
break;
// Less than or equal
case '<=':
if (is_numeric($operand1) && is_numeric($operand2)) {
$result = ((abs($operand1 - $operand2) < $this->delta) || ($operand1 < $operand2));
} elseif ($useLowercaseFirstComparison) {
$result = $this->strcmpLowercaseFirst($operand1, $operand2) <= 0;
} else {
$result = strcmp($operand1, $operand2) <= 0;
}
break;
// Inequality
case '<>':
if (is_numeric($operand1) && is_numeric($operand2)) {
$result = (abs($operand1 - $operand2) > 1E-14);
} else {
$result = strcmp($operand1, $operand2) != 0;
}
break;
}
// Log the result details
$this->_debugLog->writeDebugLog('Evaluation Result is ', $this->showTypeDetails($result));
// And push the result onto the stack
$stack->push('Value', $result);
return true;
}
/**
* Compare two strings in the same way as strcmp() except that lowercase come before uppercase letters
* @param string $str1 First string value for the comparison
* @param string $str2 Second string value for the comparison
* @return integer
*/
private function strcmpLowercaseFirst($str1, $str2)
{
$inversedStr1 = PHPExcel_Shared_String::StrCaseReverse($str1);
$inversedStr2 = PHPExcel_Shared_String::StrCaseReverse($str2);
return strcmp($inversedStr1, $inversedStr2);
}
private function executeNumericBinaryOperation($cellID, $operand1, $operand2, $operation, $matrixFunction, &$stack)
{
// Validate the two operands
if (!$this->validateBinaryOperand($cellID, $operand1, $stack)) {
return false;
}
if (!$this->validateBinaryOperand($cellID, $operand2, $stack)) {
return false;
}
// If either of the operands is a matrix, we need to treat them both as matrices
// (converting the other operand to a matrix if need be); then perform the required
// matrix operation
if ((is_array($operand1)) || (is_array($operand2))) {
// Ensure that both operands are arrays/matrices of the same size
self::checkMatrixOperands($operand1, $operand2, 2);
try {
// Convert operand 1 from a PHP array to a matrix
$matrix = new PHPExcel_Shared_JAMA_Matrix($operand1);
// Perform the required operation against the operand 1 matrix, passing in operand 2
$matrixResult = $matrix->$matrixFunction($operand2);
$result = $matrixResult->getArray();
} catch (PHPExcel_Exception $ex) {
$this->_debugLog->writeDebugLog('JAMA Matrix Exception: ', $ex->getMessage());
$result = '#VALUE!';
}
} else {
if ((PHPExcel_Calculation_Functions::getCompatibilityMode() != PHPExcel_Calculation_Functions::COMPATIBILITY_OPENOFFICE) &&
((is_string($operand1) && !is_numeric($operand1) && strlen($operand1)>0) ||
(is_string($operand2) && !is_numeric($operand2) && strlen($operand2)>0))) {
$result = PHPExcel_Calculation_Functions::VALUE();
} else {
// If we're dealing with non-matrix operations, execute the necessary operation
switch ($operation) {
// Addition
case '+':
$result = $operand1 + $operand2;
break;
// Subtraction
case '-':
$result = $operand1 - $operand2;
break;
// Multiplication
case '*':
$result = $operand1 * $operand2;
break;
// Division
case '/':
if ($operand2 == 0) {
// Trap for Divide by Zero error
$stack->push('Value', '#DIV/0!');
$this->_debugLog->writeDebugLog('Evaluation Result is ', $this->showTypeDetails('#DIV/0!'));
return false;
} else {
$result = $operand1 / $operand2;
}
break;
// Power
case '^':
$result = pow($operand1, $operand2);
break;
}
}
}
// Log the result details
$this->_debugLog->writeDebugLog('Evaluation Result is ', $this->showTypeDetails($result));
// And push the result onto the stack
$stack->push('Value', $result);
return true;
}
// trigger an error, but nicely, if need be
protected function raiseFormulaError($errorMessage)
{
$this->formulaError = $errorMessage;
$this->cyclicReferenceStack->clear();
if (!$this->suppressFormulaErrors) {
throw new PHPExcel_Calculation_Exception($errorMessage);
}
trigger_error($errorMessage, E_USER_ERROR);
}
/**
* Extract range values
*
* @param string &$pRange String based range representation
* @param PHPExcel_Worksheet $pSheet Worksheet
* @param boolean $resetLog Flag indicating whether calculation log should be reset or not
* @return mixed Array of values in range if range contains more than one element. Otherwise, a single value is returned.
* @throws PHPExcel_Calculation_Exception
*/
public function extractCellRange(&$pRange = 'A1', PHPExcel_Worksheet $pSheet = null, $resetLog = true)
{
// Return value
$returnValue = array ();
// echo 'extractCellRange('.$pRange.')', PHP_EOL;
if ($pSheet !== null) {
$pSheetName = $pSheet->getTitle();
// echo 'Passed sheet name is '.$pSheetName.PHP_EOL;
// echo 'Range reference is '.$pRange.PHP_EOL;
if (strpos($pRange, '!') !== false) {
// echo '$pRange reference includes sheet reference', PHP_EOL;
list($pSheetName, $pRange) = PHPExcel_Worksheet::extractSheetTitle($pRange, true);
// echo 'New sheet name is '.$pSheetName, PHP_EOL;
// echo 'Adjusted Range reference is '.$pRange, PHP_EOL;
$pSheet = $this->workbook->getSheetByName($pSheetName);
}
// Extract range
$aReferences = PHPExcel_Cell::extractAllCellReferencesInRange($pRange);
$pRange = $pSheetName.'!'.$pRange;
if (!isset($aReferences[1])) {
// Single cell in range
sscanf($aReferences[0], '%[A-Z]%d', $currentCol, $currentRow);
$cellValue = null;
if ($pSheet->cellExists($aReferences[0])) {
$returnValue[$currentRow][$currentCol] = $pSheet->getCell($aReferences[0])->getCalculatedValue($resetLog);
} else {
$returnValue[$currentRow][$currentCol] = null;
}
} else {
// Extract cell data for all cells in the range
foreach ($aReferences as $reference) {
// Extract range
sscanf($reference, '%[A-Z]%d', $currentCol, $currentRow);
$cellValue = null;
if ($pSheet->cellExists($reference)) {
$returnValue[$currentRow][$currentCol] = $pSheet->getCell($reference)->getCalculatedValue($resetLog);
} else {
$returnValue[$currentRow][$currentCol] = null;
}
}
}
}
return $returnValue;
}
/**
* Extract range values
*
* @param string &$pRange String based range representation
* @param PHPExcel_Worksheet $pSheet Worksheet
* @return mixed Array of values in range if range contains more than one element. Otherwise, a single value is returned.
* @param boolean $resetLog Flag indicating whether calculation log should be reset or not
* @throws PHPExcel_Calculation_Exception
*/
public function extractNamedRange(&$pRange = 'A1', PHPExcel_Worksheet $pSheet = null, $resetLog = true)
{
// Return value
$returnValue = array ();
// echo 'extractNamedRange('.$pRange.')<br />';
if ($pSheet !== null) {
$pSheetName = $pSheet->getTitle();
// echo 'Current sheet name is '.$pSheetName.'<br />';
// echo 'Range reference is '.$pRange.'<br />';
if (strpos($pRange, '!') !== false) {
// echo '$pRange reference includes sheet reference', PHP_EOL;
list($pSheetName, $pRange) = PHPExcel_Worksheet::extractSheetTitle($pRange, true);
// echo 'New sheet name is '.$pSheetName, PHP_EOL;
// echo 'Adjusted Range reference is '.$pRange, PHP_EOL;
$pSheet = $this->workbook->getSheetByName($pSheetName);
}
// Named range?
$namedRange = PHPExcel_NamedRange::resolveRange($pRange, $pSheet);
if ($namedRange !== null) {
$pSheet = $namedRange->getWorksheet();
// echo 'Named Range '.$pRange.' (';
$pRange = $namedRange->getRange();
$splitRange = PHPExcel_Cell::splitRange($pRange);
// Convert row and column references
if (ctype_alpha($splitRange[0][0])) {
$pRange = $splitRange[0][0] . '1:' . $splitRange[0][1] . $namedRange->getWorksheet()->getHighestRow();
} elseif (ctype_digit($splitRange[0][0])) {
$pRange = 'A' . $splitRange[0][0] . ':' . $namedRange->getWorksheet()->getHighestColumn() . $splitRange[0][1];
}
// echo $pRange.') is in sheet '.$namedRange->getWorksheet()->getTitle().'<br />';
// if ($pSheet->getTitle() != $namedRange->getWorksheet()->getTitle()) {
// if (!$namedRange->getLocalOnly()) {
// $pSheet = $namedRange->getWorksheet();
// } else {
// return $returnValue;
// }
// }
} else {
return PHPExcel_Calculation_Functions::REF();
}
// Extract range
$aReferences = PHPExcel_Cell::extractAllCellReferencesInRange($pRange);
// var_dump($aReferences);
if (!isset($aReferences[1])) {
// Single cell (or single column or row) in range
list($currentCol, $currentRow) = PHPExcel_Cell::coordinateFromString($aReferences[0]);
$cellValue = null;
if ($pSheet->cellExists($aReferences[0])) {
$returnValue[$currentRow][$currentCol] = $pSheet->getCell($aReferences[0])->getCalculatedValue($resetLog);
} else {
$returnValue[$currentRow][$currentCol] = null;
}
} else {
// Extract cell data for all cells in the range
foreach ($aReferences as $reference) {
// Extract range
list($currentCol, $currentRow) = PHPExcel_Cell::coordinateFromString($reference);
// echo 'NAMED RANGE: $currentCol='.$currentCol.' $currentRow='.$currentRow.'<br />';
$cellValue = null;
if ($pSheet->cellExists($reference)) {
$returnValue[$currentRow][$currentCol] = $pSheet->getCell($reference)->getCalculatedValue($resetLog);
} else {
$returnValue[$currentRow][$currentCol] = null;
}
}
}
// print_r($returnValue);
// echo '<br />';
}
return $returnValue;
}
/**
* Is a specific function implemented?
*
* @param string $pFunction Function Name
* @return boolean
*/
public function isImplemented($pFunction = '')
{
$pFunction = strtoupper($pFunction);
if (isset(self::$PHPExcelFunctions[$pFunction])) {
return (self::$PHPExcelFunctions[$pFunction]['functionCall'] != 'PHPExcel_Calculation_Functions::DUMMY');
} else {
return false;
}
}
/**
* Get a list of all implemented functions as an array of function objects
*
* @return array of PHPExcel_Calculation_Function
*/
public function listFunctions()
{
$returnValue = array();
foreach (self::$PHPExcelFunctions as $functionName => $function) {
if ($function['functionCall'] != 'PHPExcel_Calculation_Functions::DUMMY') {
$returnValue[$functionName] = new PHPExcel_Calculation_Function(
$function['category'],
$functionName,
$function['functionCall']
);
}
}
return $returnValue;
}
/**
* Get a list of all Excel function names
*
* @return array
*/
public function listAllFunctionNames()
{
return array_keys(self::$PHPExcelFunctions);
}
/**
* Get a list of implemented Excel function names
*
* @return array
*/
public function listFunctionNames()
{
$returnValue = array();
foreach (self::$PHPExcelFunctions as $functionName => $function) {
if ($function['functionCall'] != 'PHPExcel_Calculation_Functions::DUMMY') {
$returnValue[] = $functionName;
}
}
return $returnValue;
}
}
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