Collaboration diagram for PhpOffice\PhpSpreadsheet\Calculation\FormulaParser:

Public Member Functions
	__construct ($pFormula='')
	Create a new FormulaParser. More...

	getFormula ()
	Get Formula. More...

	getToken (int $pId=0)
	Get Token. More...

	getTokenCount ()
	Get Token count. More...

	getTokens ()
	Get Tokens. More...

Data Fields
const	QUOTE_DOUBLE = '"'

const	QUOTE_SINGLE = '\''

const	BRACKET_CLOSE = ']'

const	BRACKET_OPEN = '['

const	BRACE_OPEN = '{'

const	BRACE_CLOSE = '}'

const	PAREN_OPEN = '('

const	PAREN_CLOSE = ')'

const	SEMICOLON = ';'

const	WHITESPACE = ' '

const	COMMA = ','

const	ERROR_START = '#'

const	OPERATORS_SN = '+-'

const	OPERATORS_INFIX = '+-*/^&=><'

const	OPERATORS_POSTFIX = '%'

Private Member Functions
	parseToTokens ()
	Parse to tokens. More...

Private Attributes
	$formula

	$tokens = []

Detailed Description

W. Bachtal, Inc.

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

The software is provided "as is", without warranty of any kind, express or implied, including but not limited to the warranties of merchantability, fitness for a particular purpose and noninfringement. In no event shall the authors or copyright holders be liable for any claim, damages or other liability, whether in an action of contract, tort or otherwise, arising from, out of or in connection with the software or the use or other dealings in the software.

https://ewbi.blogs.com/develops/2007/03/excel_formula_p.html https://ewbi.blogs.com/develops/2004/12/excel_formula_p.html

Definition at line 27 of file FormulaParser.php.

Constructor & Destructor Documentation

◆ __construct()

PhpOffice\PhpSpreadsheet\Calculation\FormulaParser::__construct ( $pFormula = '' )

Create a new FormulaParser.

Parameters

string $pFormula Formula to parse

Definition at line 66 of file FormulaParser.php.

References PhpOffice\PhpSpreadsheet\Calculation\FormulaParser\parseToTokens().

     {
         // Check parameters
         if ($pFormula === null) {
             throw new Exception('Invalid parameter passed: formula');
         }
 
         // Initialise values
         $this->formula = trim($pFormula);
         // Parse!
         $this->parseToTokens();
     }

Here is the call graph for this function:

Member Function Documentation

◆ getFormula()

PhpOffice\PhpSpreadsheet\Calculation\FormulaParser::getFormula ( )

Get Formula.

Returns: string

Definition at line 84 of file FormulaParser.php.

References PhpOffice\PhpSpreadsheet\Calculation\FormulaParser\$formula.

     {
         return $this->formula;
     }

◆ getToken()

PhpOffice\PhpSpreadsheet\Calculation\FormulaParser::getToken ( int $pId = 0 )

Get Token.

Parameters

int $pId Token id

Definition at line 94 of file FormulaParser.php.

                                           : FormulaToken
     {
         if (isset($this->tokens[$pId])) {
             return $this->tokens[$pId];
         }
 
         throw new Exception("Token with id $pId does not exist.");
     }

◆ getTokenCount()

PhpOffice\PhpSpreadsheet\Calculation\FormulaParser::getTokenCount ( )

Get Token count.

Returns: int

Definition at line 108 of file FormulaParser.php.

     {
         return count($this->tokens);
     }

◆ getTokens()

PhpOffice\PhpSpreadsheet\Calculation\FormulaParser::getTokens ( )

Get Tokens.

Returns: FormulaToken[]

Definition at line 118 of file FormulaParser.php.

References PhpOffice\PhpSpreadsheet\Calculation\FormulaParser\$tokens.

     {
         return $this->tokens;
     }

◆ parseToTokens()

PhpOffice\PhpSpreadsheet\Calculation\FormulaParser::parseToTokens ( )

private

Parse to tokens.

Definition at line 126 of file FormulaParser.php.

Referenced by PhpOffice\PhpSpreadsheet\Calculation\FormulaParser\__construct().

                                     : void
     {
         // No attempt is made to verify formulas; assumes formulas are derived from Excel, where
         // they can only exist if valid; stack overflows/underflows sunk as nulls without exceptions.
 
         // Check if the formula has a valid starting =
         $formulaLength = strlen($this->formula);
         if ($formulaLength < 2 || $this->formula[0] != '=') {
             return;
         }
 
         // Helper variables
         $tokens1 = $tokens2 = $stack = [];
         $inString = $inPath = $inRange = $inError = false;
         $token = $previousToken = $nextToken = null;
 
         $index = 1;
         $value = '';
 
         $ERRORS = ['#NULL!', '#DIV/0!', '#VALUE!', '#REF!', '#NAME?', '#NUM!', '#N/A'];
         $COMPARATORS_MULTI = ['>=', '<=', '<>'];
 
         while ($index < $formulaLength) {
             // state-dependent character evaluation (order is important)
 
             // double-quoted strings
             // embeds are doubled
             // end marks token
             if ($inString) {
                 if ($this->formula[$index] == self::QUOTE_DOUBLE) {
                     if ((($index + 2) <= $formulaLength) && ($this->formula[$index + 1] == self::QUOTE_DOUBLE)) {
                         $value .= self::QUOTE_DOUBLE;
                         ++$index;
                     } else {
                         $inString = false;
                         $tokens1[] = new FormulaToken($value, FormulaToken::TOKEN_TYPE_OPERAND, FormulaToken::TOKEN_SUBTYPE_TEXT);
                         $value = '';
                     }
                 } else {
                     $value .= $this->formula[$index];
                 }
                 ++$index;
 
                 continue;
             }
 
             // single-quoted strings (links)
             // embeds are double
             // end does not mark a token
             if ($inPath) {
                 if ($this->formula[$index] == self::QUOTE_SINGLE) {
                     if ((($index + 2) <= $formulaLength) && ($this->formula[$index + 1] == self::QUOTE_SINGLE)) {
                         $value .= self::QUOTE_SINGLE;
                         ++$index;
                     } else {
                         $inPath = false;
                     }
                 } else {
                     $value .= $this->formula[$index];
                 }
                 ++$index;
 
                 continue;
             }
 
             // bracked strings (R1C1 range index or linked workbook name)
             // no embeds (changed to "()" by Excel)
             // end does not mark a token
             if ($inRange) {
                 if ($this->formula[$index] == self::BRACKET_CLOSE) {
                     $inRange = false;
                 }
                 $value .= $this->formula[$index];
                 ++$index;
 
                 continue;
             }
 
             // error values
             // end marks a token, determined from absolute list of values
             if ($inError) {
                 $value .= $this->formula[$index];
                 ++$index;
                 if (in_array($value, $ERRORS)) {
                     $inError = false;
                     $tokens1[] = new FormulaToken($value, FormulaToken::TOKEN_TYPE_OPERAND, FormulaToken::TOKEN_SUBTYPE_ERROR);
                     $value = '';
                 }
 
                 continue;
             }
 
             // scientific notation check
             if (strpos(self::OPERATORS_SN, $this->formula[$index]) !== false) {
                 if (strlen($value) > 1) {
                     if (preg_match('/^[1-9]{1}(\\.\\d+)?E{1}$/', $this->formula[$index]) != 0) {
                         $value .= $this->formula[$index];
                         ++$index;
 
                         continue;
                     }
                 }
             }
 
             // independent character evaluation (order not important)
 
             // establish state-dependent character evaluations
             if ($this->formula[$index] == self::QUOTE_DOUBLE) {
                 if (strlen($value) > 0) {
                     // unexpected
                     $tokens1[] = new FormulaToken($value, FormulaToken::TOKEN_TYPE_UNKNOWN);
                     $value = '';
                 }
                 $inString = true;
                 ++$index;
 
                 continue;
             }
 
             if ($this->formula[$index] == self::QUOTE_SINGLE) {
                 if (strlen($value) > 0) {
                     // unexpected
                     $tokens1[] = new FormulaToken($value, FormulaToken::TOKEN_TYPE_UNKNOWN);
                     $value = '';
                 }
                 $inPath = true;
                 ++$index;
 
                 continue;
             }
 
             if ($this->formula[$index] == self::BRACKET_OPEN) {
                 $inRange = true;
                 $value .= self::BRACKET_OPEN;
                 ++$index;
 
                 continue;
             }
 
             if ($this->formula[$index] == self::ERROR_START) {
                 if (strlen($value) > 0) {
                     // unexpected
                     $tokens1[] = new FormulaToken($value, FormulaToken::TOKEN_TYPE_UNKNOWN);
                     $value = '';
                 }
                 $inError = true;
                 $value .= self::ERROR_START;
                 ++$index;
 
                 continue;
             }
 
             // mark start and end of arrays and array rows
             if ($this->formula[$index] == self::BRACE_OPEN) {
                 if (strlen($value) > 0) {
                     // unexpected
                     $tokens1[] = new FormulaToken($value, FormulaToken::TOKEN_TYPE_UNKNOWN);
                     $value = '';
                 }
 
                 $tmp = new FormulaToken('ARRAY', FormulaToken::TOKEN_TYPE_FUNCTION, FormulaToken::TOKEN_SUBTYPE_START);
                 $tokens1[] = $tmp;
                 $stack[] = clone $tmp;
 
                 $tmp = new FormulaToken('ARRAYROW', FormulaToken::TOKEN_TYPE_FUNCTION, FormulaToken::TOKEN_SUBTYPE_START);
                 $tokens1[] = $tmp;
                 $stack[] = clone $tmp;
 
                 ++$index;
 
                 continue;
             }
 
             if ($this->formula[$index] == self::SEMICOLON) {
                 if (strlen($value) > 0) {
                     $tokens1[] = new FormulaToken($value, FormulaToken::TOKEN_TYPE_OPERAND);
                     $value = '';
                 }
 
                 $tmp = array_pop($stack);
                 $tmp->setValue('');
                 $tmp->setTokenSubType(FormulaToken::TOKEN_SUBTYPE_STOP);
                 $tokens1[] = $tmp;
 
                 $tmp = new FormulaToken(',', FormulaToken::TOKEN_TYPE_ARGUMENT);
                 $tokens1[] = $tmp;
 
                 $tmp = new FormulaToken('ARRAYROW', FormulaToken::TOKEN_TYPE_FUNCTION, FormulaToken::TOKEN_SUBTYPE_START);
                 $tokens1[] = $tmp;
                 $stack[] = clone $tmp;
 
                 ++$index;
 
                 continue;
             }
 
             if ($this->formula[$index] == self::BRACE_CLOSE) {
                 if (strlen($value) > 0) {
                     $tokens1[] = new FormulaToken($value, FormulaToken::TOKEN_TYPE_OPERAND);
                     $value = '';
                 }
 
                 $tmp = array_pop($stack);
                 $tmp->setValue('');
                 $tmp->setTokenSubType(FormulaToken::TOKEN_SUBTYPE_STOP);
                 $tokens1[] = $tmp;
 
                 $tmp = array_pop($stack);
                 $tmp->setValue('');
                 $tmp->setTokenSubType(FormulaToken::TOKEN_SUBTYPE_STOP);
                 $tokens1[] = $tmp;
 
                 ++$index;
 
                 continue;
             }
 
             // trim white-space
             if ($this->formula[$index] == self::WHITESPACE) {
                 if (strlen($value) > 0) {
                     $tokens1[] = new FormulaToken($value, FormulaToken::TOKEN_TYPE_OPERAND);
                     $value = '';
                 }
                 $tokens1[] = new FormulaToken('', FormulaToken::TOKEN_TYPE_WHITESPACE);
                 ++$index;
                 while (($this->formula[$index] == self::WHITESPACE) && ($index < $formulaLength)) {
                     ++$index;
                 }
 
                 continue;
             }
 
             // multi-character comparators
             if (($index + 2) <= $formulaLength) {
                 if (in_array(substr($this->formula, $index, 2), $COMPARATORS_MULTI)) {
                     if (strlen($value) > 0) {
                         $tokens1[] = new FormulaToken($value, FormulaToken::TOKEN_TYPE_OPERAND);
                         $value = '';
                     }
                     $tokens1[] = new FormulaToken(substr($this->formula, $index, 2), FormulaToken::TOKEN_TYPE_OPERATORINFIX, FormulaToken::TOKEN_SUBTYPE_LOGICAL);
                     $index += 2;
 
                     continue;
                 }
             }
 
             // standard infix operators
             if (strpos(self::OPERATORS_INFIX, $this->formula[$index]) !== false) {
                 if (strlen($value) > 0) {
                     $tokens1[] = new FormulaToken($value, FormulaToken::TOKEN_TYPE_OPERAND);
                     $value = '';
                 }
                 $tokens1[] = new FormulaToken($this->formula[$index], FormulaToken::TOKEN_TYPE_OPERATORINFIX);
                 ++$index;
 
                 continue;
             }
 
             // standard postfix operators (only one)
             if (strpos(self::OPERATORS_POSTFIX, $this->formula[$index]) !== false) {
                 if (strlen($value) > 0) {
                     $tokens1[] = new FormulaToken($value, FormulaToken::TOKEN_TYPE_OPERAND);
                     $value = '';
                 }
                 $tokens1[] = new FormulaToken($this->formula[$index], FormulaToken::TOKEN_TYPE_OPERATORPOSTFIX);
                 ++$index;
 
                 continue;
             }
 
             // start subexpression or function
             if ($this->formula[$index] == self::PAREN_OPEN) {
                 if (strlen($value) > 0) {
                     $tmp = new FormulaToken($value, FormulaToken::TOKEN_TYPE_FUNCTION, FormulaToken::TOKEN_SUBTYPE_START);
                     $tokens1[] = $tmp;
                     $stack[] = clone $tmp;
                     $value = '';
                 } else {
                     $tmp = new FormulaToken('', FormulaToken::TOKEN_TYPE_SUBEXPRESSION, FormulaToken::TOKEN_SUBTYPE_START);
                     $tokens1[] = $tmp;
                     $stack[] = clone $tmp;
                 }
                 ++$index;
 
                 continue;
             }
 
             // function, subexpression, or array parameters, or operand unions
             if ($this->formula[$index] == self::COMMA) {
                 if (strlen($value) > 0) {
                     $tokens1[] = new FormulaToken($value, FormulaToken::TOKEN_TYPE_OPERAND);
                     $value = '';
                 }
 
                 $tmp = array_pop($stack);
                 $tmp->setValue('');
                 $tmp->setTokenSubType(FormulaToken::TOKEN_SUBTYPE_STOP);
                 $stack[] = $tmp;
 
                 if ($tmp->getTokenType() == FormulaToken::TOKEN_TYPE_FUNCTION) {
                     $tokens1[] = new FormulaToken(',', FormulaToken::TOKEN_TYPE_OPERATORINFIX, FormulaToken::TOKEN_SUBTYPE_UNION);
                 } else {
                     $tokens1[] = new FormulaToken(',', FormulaToken::TOKEN_TYPE_ARGUMENT);
                 }
                 ++$index;
 
                 continue;
             }
 
             // stop subexpression
             if ($this->formula[$index] == self::PAREN_CLOSE) {
                 if (strlen($value) > 0) {
                     $tokens1[] = new FormulaToken($value, FormulaToken::TOKEN_TYPE_OPERAND);
                     $value = '';
                 }
 
                 $tmp = array_pop($stack);
                 $tmp->setValue('');
                 $tmp->setTokenSubType(FormulaToken::TOKEN_SUBTYPE_STOP);
                 $tokens1[] = $tmp;
 
                 ++$index;
 
                 continue;
             }
 
             // token accumulation
             $value .= $this->formula[$index];
             ++$index;
         }
 
         // dump remaining accumulation
         if (strlen($value) > 0) {
             $tokens1[] = new FormulaToken($value, FormulaToken::TOKEN_TYPE_OPERAND);
         }
 
         // move tokenList to new set, excluding unnecessary white-space tokens and converting necessary ones to intersections
         $tokenCount = count($tokens1);
         for ($i = 0; $i < $tokenCount; ++$i) {
             $token = $tokens1[$i];
             if (isset($tokens1[$i - 1])) {
                 $previousToken = $tokens1[$i - 1];
             } else {
                 $previousToken = null;
             }
             if (isset($tokens1[$i + 1])) {
                 $nextToken = $tokens1[$i + 1];
             } else {
                 $nextToken = null;
             }
 
             if ($token === null) {
                 continue;
             }
 
             if ($token->getTokenType() != FormulaToken::TOKEN_TYPE_WHITESPACE) {
                 $tokens2[] = $token;
 
                 continue;
             }
 
             if ($previousToken === null) {
                 continue;
             }
 
             if (
                 !(
                 (($previousToken->getTokenType() == FormulaToken::TOKEN_TYPE_FUNCTION) && ($previousToken->getTokenSubType() == FormulaToken::TOKEN_SUBTYPE_STOP)) ||
                 (($previousToken->getTokenType() == FormulaToken::TOKEN_TYPE_SUBEXPRESSION) && ($previousToken->getTokenSubType() == FormulaToken::TOKEN_SUBTYPE_STOP)) ||
                 ($previousToken->getTokenType() == FormulaToken::TOKEN_TYPE_OPERAND)
                 )
             ) {
                 continue;
             }
 
             if ($nextToken === null) {
                 continue;
             }
 
             if (
                 !(
                 (($nextToken->getTokenType() == FormulaToken::TOKEN_TYPE_FUNCTION) && ($nextToken->getTokenSubType() == FormulaToken::TOKEN_SUBTYPE_START)) ||
                 (($nextToken->getTokenType() == FormulaToken::TOKEN_TYPE_SUBEXPRESSION) && ($nextToken->getTokenSubType() == FormulaToken::TOKEN_SUBTYPE_START)) ||
                 ($nextToken->getTokenType() == FormulaToken::TOKEN_TYPE_OPERAND)
                 )
             ) {
                 continue;
             }
 
             $tokens2[] = new FormulaToken($value, FormulaToken::TOKEN_TYPE_OPERATORINFIX, FormulaToken::TOKEN_SUBTYPE_INTERSECTION);
         }
 
         // move tokens to final list, switching infix "-" operators to prefix when appropriate, switching infix "+" operators
         // to noop when appropriate, identifying operand and infix-operator subtypes, and pulling "@" from function names
         $this->tokens = [];
 
         $tokenCount = count($tokens2);
         for ($i = 0; $i < $tokenCount; ++$i) {
             $token = $tokens2[$i];
             if (isset($tokens2[$i - 1])) {
                 $previousToken = $tokens2[$i - 1];
             } else {
                 $previousToken = null;
             }
             if (isset($tokens2[$i + 1])) {
                 $nextToken = $tokens2[$i + 1];
             } else {
                 $nextToken = null;
             }
 
             if ($token === null) {
                 continue;
             }
 
             if ($token->getTokenType() == FormulaToken::TOKEN_TYPE_OPERATORINFIX && $token->getValue() == '-') {
                 if ($i == 0) {
                     $token->setTokenType(FormulaToken::TOKEN_TYPE_OPERATORPREFIX);
                 } elseif (
                     (($previousToken->getTokenType() == FormulaToken::TOKEN_TYPE_FUNCTION) &&
                         ($previousToken->getTokenSubType() == FormulaToken::TOKEN_SUBTYPE_STOP)) ||
                     (($previousToken->getTokenType() == FormulaToken::TOKEN_TYPE_SUBEXPRESSION) &&
                         ($previousToken->getTokenSubType() == FormulaToken::TOKEN_SUBTYPE_STOP)) ||
                     ($previousToken->getTokenType() == FormulaToken::TOKEN_TYPE_OPERATORPOSTFIX) ||
                     ($previousToken->getTokenType() == FormulaToken::TOKEN_TYPE_OPERAND)
                 ) {
                     $token->setTokenSubType(FormulaToken::TOKEN_SUBTYPE_MATH);
                 } else {
                     $token->setTokenType(FormulaToken::TOKEN_TYPE_OPERATORPREFIX);
                 }
 
                 $this->tokens[] = $token;
 
                 continue;
             }
 
             if ($token->getTokenType() == FormulaToken::TOKEN_TYPE_OPERATORINFIX && $token->getValue() == '+') {
                 if ($i == 0) {
                     continue;
                 } elseif (
                     (($previousToken->getTokenType() == FormulaToken::TOKEN_TYPE_FUNCTION) &&
                         ($previousToken->getTokenSubType() == FormulaToken::TOKEN_SUBTYPE_STOP)) ||
                     (($previousToken->getTokenType() == FormulaToken::TOKEN_TYPE_SUBEXPRESSION) &&
                         ($previousToken->getTokenSubType() == FormulaToken::TOKEN_SUBTYPE_STOP)) ||
                     ($previousToken->getTokenType() == FormulaToken::TOKEN_TYPE_OPERATORPOSTFIX) ||
                     ($previousToken->getTokenType() == FormulaToken::TOKEN_TYPE_OPERAND)
                 ) {
                     $token->setTokenSubType(FormulaToken::TOKEN_SUBTYPE_MATH);
                 } else {
                     continue;
                 }
 
                 $this->tokens[] = $token;
 
                 continue;
             }
 
             if (
                 $token->getTokenType() == FormulaToken::TOKEN_TYPE_OPERATORINFIX &&
                 $token->getTokenSubType() == FormulaToken::TOKEN_SUBTYPE_NOTHING
             ) {
                 if (strpos('<>=', substr($token->getValue(), 0, 1)) !== false) {
                     $token->setTokenSubType(FormulaToken::TOKEN_SUBTYPE_LOGICAL);
                 } elseif ($token->getValue() == '&') {
                     $token->setTokenSubType(FormulaToken::TOKEN_SUBTYPE_CONCATENATION);
                 } else {
                     $token->setTokenSubType(FormulaToken::TOKEN_SUBTYPE_MATH);
                 }
 
                 $this->tokens[] = $token;
 
                 continue;
             }
 
             if (
                 $token->getTokenType() == FormulaToken::TOKEN_TYPE_OPERAND &&
                 $token->getTokenSubType() == FormulaToken::TOKEN_SUBTYPE_NOTHING
             ) {
                 if (!is_numeric($token->getValue())) {
                     if (strtoupper($token->getValue()) == 'TRUE' || strtoupper($token->getValue()) == 'FALSE') {
                         $token->setTokenSubType(FormulaToken::TOKEN_SUBTYPE_LOGICAL);
                     } else {
                         $token->setTokenSubType(FormulaToken::TOKEN_SUBTYPE_RANGE);
                     }
                 } else {
                     $token->setTokenSubType(FormulaToken::TOKEN_SUBTYPE_NUMBER);
                 }
 
                 $this->tokens[] = $token;
 
                 continue;
             }
 
             if ($token->getTokenType() == FormulaToken::TOKEN_TYPE_FUNCTION) {
                 if (strlen($token->getValue()) > 0) {
                     if (substr($token->getValue(), 0, 1) == '@') {
                         $token->setValue(substr($token->getValue(), 1));
                     }
                 }
             }
 
             $this->tokens[] = $token;
         }
     }

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Field Documentation

◆ $formula

PhpOffice\PhpSpreadsheet\Calculation\FormulaParser::$formula

private

Definition at line 52 of file FormulaParser.php.

Referenced by PhpOffice\PhpSpreadsheet\Calculation\FormulaParser\getFormula().

◆ $tokens

PhpOffice\PhpSpreadsheet\Calculation\FormulaParser::$tokens = []

private

Definition at line 59 of file FormulaParser.php.

Referenced by PhpOffice\PhpSpreadsheet\Calculation\FormulaParser\getTokens().

◆ BRACE_CLOSE

const PhpOffice\PhpSpreadsheet\Calculation\FormulaParser::BRACE_CLOSE = '}'

Definition at line 35 of file FormulaParser.php.

◆ BRACE_OPEN

const PhpOffice\PhpSpreadsheet\Calculation\FormulaParser::BRACE_OPEN = '{'

Definition at line 34 of file FormulaParser.php.

◆ BRACKET_CLOSE

const PhpOffice\PhpSpreadsheet\Calculation\FormulaParser::BRACKET_CLOSE = ']'

Definition at line 32 of file FormulaParser.php.

◆ BRACKET_OPEN

const PhpOffice\PhpSpreadsheet\Calculation\FormulaParser::BRACKET_OPEN = '['

Definition at line 33 of file FormulaParser.php.

◆ COMMA

const PhpOffice\PhpSpreadsheet\Calculation\FormulaParser::COMMA = ','

Definition at line 40 of file FormulaParser.php.

◆ ERROR_START

const PhpOffice\PhpSpreadsheet\Calculation\FormulaParser::ERROR_START = '#'

Definition at line 41 of file FormulaParser.php.

◆ OPERATORS_INFIX

const PhpOffice\PhpSpreadsheet\Calculation\FormulaParser::OPERATORS_INFIX = '+-*/^&=><'

Definition at line 44 of file FormulaParser.php.

◆ OPERATORS_POSTFIX

const PhpOffice\PhpSpreadsheet\Calculation\FormulaParser::OPERATORS_POSTFIX = '%'

Definition at line 45 of file FormulaParser.php.

◆ OPERATORS_SN

const PhpOffice\PhpSpreadsheet\Calculation\FormulaParser::OPERATORS_SN = '+-'

Definition at line 43 of file FormulaParser.php.

◆ PAREN_CLOSE

const PhpOffice\PhpSpreadsheet\Calculation\FormulaParser::PAREN_CLOSE = ')'

Definition at line 37 of file FormulaParser.php.

◆ PAREN_OPEN

const PhpOffice\PhpSpreadsheet\Calculation\FormulaParser::PAREN_OPEN = '('

Definition at line 36 of file FormulaParser.php.

◆ QUOTE_DOUBLE

const PhpOffice\PhpSpreadsheet\Calculation\FormulaParser::QUOTE_DOUBLE = '"'

Definition at line 30 of file FormulaParser.php.

◆ QUOTE_SINGLE

const PhpOffice\PhpSpreadsheet\Calculation\FormulaParser::QUOTE_SINGLE = '\''

Definition at line 31 of file FormulaParser.php.

◆ SEMICOLON

const PhpOffice\PhpSpreadsheet\Calculation\FormulaParser::SEMICOLON = ';'

Definition at line 38 of file FormulaParser.php.

◆ WHITESPACE

const PhpOffice\PhpSpreadsheet\Calculation\FormulaParser::WHITESPACE = ' '

Definition at line 39 of file FormulaParser.php.

The documentation for this class was generated from the following file:

libs/composer/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Calculation/FormulaParser.php

Public Member Functions

Data Fields

Private Member Functions

Private Attributes

Detailed Description

Constructor & Destructor Documentation

◆ __construct()

Member Function Documentation

◆ getFormula()

◆ getToken()

◆ getTokenCount()

◆ getTokens()

◆ parseToTokens()

Field Documentation

◆ $formula

◆ $tokens

◆ BRACE_CLOSE

◆ BRACE_OPEN

◆ BRACKET_CLOSE

◆ BRACKET_OPEN

◆ COMMA

◆ ERROR_START

◆ OPERATORS_INFIX

◆ OPERATORS_POSTFIX

◆ OPERATORS_SN

◆ PAREN_CLOSE

◆ PAREN_OPEN

◆ QUOTE_DOUBLE

◆ QUOTE_SINGLE

◆ SEMICOLON

◆ WHITESPACE