(PHP 4 >= 4.0.4, PHP 5)
gmp_or — Bitwise OR
Calculates bitwise inclusive OR 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_or() example
<?php
$or1 = gmp_or("0xfffffff2", "4");
echo gmp_strval($or1, 16) . "\n";
$or2 = gmp_or("0xfffffff2", "2");
echo gmp_strval($or2, 16) . "\n";
?>
上例将输出：
fffffff6 fffffff2