(PHP 4 >= 4.0.4, PHP 5)
gmp_xor — Bitwise XOR
Calculates bitwise exclusive OR (XOR) of two GMP numbers.
It can be either a GMP number resource, or a numeric string given that it is possible to convert the latter to a number.
It can be either a GMP number resource, or a numeric string given that it is possible to convert the latter to a number.
A GMP number resource.
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