EvalMath Class Reference

Class EvalMath. More...

Public Member Functions
	__construct ()
	Constructor.
	e ($expr)
	Evaluate.
	evaluate ($expr)
	Evaluate.
	vars ()
	Function vars.
	trigger ($code, $msg, $info=null)
	trigger an error, but nicely, if need be

Private Member Functions
	funcs ()
	Function funcs.
	nfx ($expr)
	Convert infix to postfix notation.
	pfx ($tokens, $vars=array())
	Evaluate postfix notation.

Detailed Description

Class EvalMath.

Definition at line 97 of file evalmath.class.php.

Member Function Documentation

e()

EvalMath::e

(

$expr

)

Evaluate.

Parameters

string

$expr

String

Returns

boolean|int|float|NULL|mixed Result

Definition at line 134 of file evalmath.class.php.

References evaluate().

evaluate()

EvalMath::evaluate

(

$expr

)

Evaluate.

Parameters

string

$expr

String

Returns

boolean|int|float|NULL|mixed Result

Definition at line 145 of file evalmath.class.php.

References nfx(), pfx(), and trigger().

Referenced by e().

funcs()

EvalMath::funcs ( )

private

Function funcs.

Returns

array Output

Definition at line 217 of file evalmath.class.php.

nfx()

EvalMath::nfx ( $expr )

private

Convert infix to postfix notation.

Parameters

string

$expr

Expression

Returns

boolean|array Output

Definition at line 234 of file evalmath.class.php.

References trigger().

Referenced by evaluate().

pfx()

EvalMath::pfx ( $tokens, $vars = array() )

private

Evaluate postfix notation.

Parameters

array	$tokens	Expression
array	$vars	Array

Returns

string|false Output or false if error

Definition at line 380 of file evalmath.class.php.

References pfx(), and trigger().

Referenced by evaluate(), and pfx().

trigger()

EvalMath::trigger	(		$code,
			$msg,
			$info = null )

trigger an error, but nicely, if need be

Parameters

string	$code	Code
string	$msg	Msg
string | null	$info	String

Returns

false

Definition at line 468 of file evalmath.class.php.

Referenced by evaluate(), nfx(), and pfx().

vars()

EvalMath::vars

(

)

Function vars.

Returns

array Output

Definition at line 204 of file evalmath.class.php.

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

• dolibarr_20.0/htdocs/core/class/evalmath.class.php