gmp_xor

(PHP 4 >= 4.0.4, PHP 5)

gmp_xor — Logical XOR

说明

resource gmp_xor ( resource $a , resource $b )

Calculates logical exclusive OR (XOR) of two GMP numbers.

参数

a: It can be either a GMP number resource, or a numeric string given that it is possible to convert the latter to a number.
b: It can be either a GMP number resource, or a numeric string given that it is possible to convert the latter to a number.

返回值

A GMP number resource.

范例

Example#1 gmp_xor() example


<?php
$xor1 = gmp_init("1101101110011101", 2);
$xor2 = gmp_init("0110011001011001", 2);

$xor3 = gmp_xor($xor1, $xor2);

echo gmp_strval($xor3, 2) . "\n";
?>

上例将输出：

1011110111000100