gmp_com

(PHP 4 >= 4.0.4, PHP 5)

gmp_com — Calculates one's complement

resource gmp_com ( resource $a )

Returns the one's complement of a .

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.

Returns the one's complement of a , as a GMP number.

Example#1 gmp_com() example


<?php
$com = gmp_com("1234");
echo gmp_strval($com) . "\n";
?>

上例将输出：

-1235


	PHP5中文手册 gmp_cmp gmp_div_q GMP PHP Manual gmp_com (PHP 4 >= 4.0.4, PHP 5) gmp_com — Calculates one's complement 说明 resource gmp_com ( resource `$a` ) Returns the one's complement of `a` . 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. 返回值 Returns the one's complement of `a` , as a GMP number. 范例 Example#1 gmp_com() example `<?php $com = gmp_com("1234"); echo gmp_strval($com) . "\n"; ?>` 上例将输出： -1235 gmp_cmp gmp_div_q GMP PHP Manual