gmp_abs

(PHP 4 >= 4.0.4, PHP 5, PHP 7, PHP 8)

gmp_absAbsolute value

说明

gmp_abs(GMP|int|string $num): GMP

Get the absolute value of a number.

参数

num

GMP 对象或 int ,或数字string

返回值

Returns the absolute value of num, as a GMP number.

示例

示例 #1 gmp_abs() example

<?php
$abs1
= gmp_abs("274982683358");
$abs2 = gmp_abs("-274982683358");

echo
gmp_strval($abs1) . "\n";
echo
gmp_strval($abs2) . "\n";
?>

以上示例会输出:

274982683358
274982683358