Dutch PHP Conference 2021 - Call for Papers

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.

范例

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";
?>

以上例程会输出:

274982683358
274982683358

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