Crypt/Math/BigInteger/Gmp.php
Zend Framework
LICENSE
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with this package in the file LICENSE.txt.
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- category
- Zend
- copyright
- Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
- license
-
New BSD License
- package
- Zend_Crypt
- subpackage
- Math
- version
- $Id: Gmp.php 23775 2011-03-01 17:25:24Z ralph $
\Zend_Crypt_Math_BigInteger_Gmp
Support for arbitrary precision mathematics in PHP.
Zend_Crypt_Math_BigInteger_Gmp is a wrapper across the PHP BCMath
extension.
- Implements
- \Zend_Crypt_Math_BigInteger_Interface
- category
- Zend
- copyright
- Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
- license
-
New BSD License
- package
- Zend_Crypt
Methods



add(
string $left_operand, string $right_operand
)
:
string
Adds two arbitrary precision numbers
Parameters
Name |
Type |
Description |
$left_operand |
string |
|
$right_operand |
string |
|
Returns



compare(
string $left_operand, string $right_operand
)
:
int
Compare two big integers and returns result as an integer where 0 means
both are identical, 1 that left_operand is larger, or -1 that
right_operand is larger.
Parameters
Name |
Type |
Description |
$left_operand |
string |
|
$right_operand |
string |
|
Returns



divide(
string $left_operand, string $right_operand
)
:
string|null
Divide two big integers and return result or NULL if the denominator
is zero.
Parameters
Name |
Type |
Description |
$left_operand |
string |
|
$right_operand |
string |
|
Returns
Type |
Description |
stringnull |
|



init(
string $operand, int $base
=
10
)
:
string
Initialise a big integer into an extension specific type.
Parameters
Name |
Type |
Description |
$operand |
string |
|
$base |
int |
|
Returns