(PHP 4 >= 4.0.4, PHP 5)
gmp_com — Calculates one's complement
$a
)
Returns the one's complement of a
.
a
可以是一个 GMP 数据 resouce,或一个可以转换为数值的字符串。
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";
?>
以上例程会输出:
-1235