PHP5中文手册·Logical AND -- 追寻梦想＞编程乐园＞PHP 编程

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


	PHP5中文手册 gmp_add gmp_clrbit GMP PHP Manual 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 gmp_add gmp_clrbit GMP PHP Manual