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PHP5中文手册

gmp_and

(PHP 4 >= 4.0.4, PHP 5)

gmp_and — Logical AND

说明

resource gmp_and ( resource $a , resource $b )

Calculates logical AND 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 representing the logical AND comparison.

范例

Example#1 gmp_and() example

<?php
$and1 
gmp_and("0xfffffffff4""0x4");
$and2 gmp_and("0xfffffffff4""0x8");
echo 
gmp_strval($and1) . "\n";
echo 
gmp_strval($and2) . "\n";
?>

上例将输出:

4
0