Crypt/Math/BigInteger/Bcmath.php
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LICENSE
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with this package in the file LICENSE.txt.
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- Category
- Zend
- Copyright
- Copyright (c) 2005-2014 Zend Technologies USA Inc. (http://www.zend.com)
- License
- New BSD License
- Package
- Zend_Crypt
- Subpackage
- Math
- Version
- $Id$
\Zend_Crypt_Math_BigInteger_Bcmath
Package: Zend_Crypt
Support for arbitrary precision mathematics in PHP.
Zend_Crypt_Math_BigInteger_Bcmath is a wrapper across the PHP BCMath
extension.
- Implements
- Category
- Zend
- Copyright
- Copyright (c) 2005-2014 Zend Technologies USA Inc. (http://www.zend.com)
- License
- New BSD License
Methods
add(string $left_operand, string $right_operand) : stringAdds two arbitrary precision numbers
Parameters
Returns
| Name | Type | Description |
|---|---|---|
| $left_operand | string | |
| $right_operand | string |
| Type | Description |
|---|---|
| string |
binaryToInteger( $operand) : voidParameters
| Name | Type | Description |
|---|---|---|
| $operand |
compare(string $left_operand, string $right_operand) : intCompare 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
Returns
| Name | Type | Description |
|---|---|---|
| $left_operand | string | |
| $right_operand | string |
| Type | Description |
|---|---|
| int |
divide(string $left_operand, string $right_operand) : string | nullDivide two big integers and return result or NULL if the denominator is zero.
Parameters
Returns
| Name | Type | Description |
|---|---|---|
| $left_operand | string | |
| $right_operand | string |
| Type | Description |
|---|---|
| string | null |
hexToDecimal( $operand) : voidParameters
| Name | Type | Description |
|---|---|---|
| $operand |
init(string $operand, int $base = 10) : stringInitialise a big integer into an extension specific type. This is not applicable to BCMath.
Parameters
Returns
| Name | Type | Description |
|---|---|---|
| $operand | string | |
| $base | int |
| Type | Description |
|---|---|
| string |
integerToBinary( $operand) : voidParameters
| Name | Type | Description |
|---|---|---|
| $operand |
modulus(string $left_operand, $modulus) : stringParameters
Returns
| Name | Type | Description |
|---|---|---|
| $left_operand | string | |
| $modulus |
| Type | Description |
|---|---|
| string |
multiply(string $left_operand, string $right_operand) : stringParameters
Returns
| Name | Type | Description |
|---|---|---|
| $left_operand | string | |
| $right_operand | string |
| Type | Description |
|---|---|
| string |
pow(string $left_operand, string $right_operand) : stringParameters
Returns
| Name | Type | Description |
|---|---|---|
| $left_operand | string | |
| $right_operand | string |
| Type | Description |
|---|---|
| string |
powmod(string $left_operand, string $right_operand, $modulus) : stringParameters
Returns
| Name | Type | Description |
|---|---|---|
| $left_operand | string | |
| $right_operand | string | |
| $modulus |
| Type | Description |
|---|---|
| string |
sqrt( $operand) : stringParameters
Returns
| Name | Type | Description |
|---|---|---|
| $operand |
| Type | Description |
|---|---|
| string |
subtract(string $left_operand, string $right_operand) : stringParameters
Returns
| Name | Type | Description |
|---|---|---|
| $left_operand | string | |
| $right_operand | string |
| Type | Description |
|---|---|
| string |