GMP Functions
PHP Manual

gmp_abs

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

gmp_absAbsolute value

Description

GMP gmp_abs ( GMP $a )

Get the absolute value of a number.

Parameters

a

Either a GMP number resource in PHP 5.5 and earlier, a GMP object in PHP 5.6 and later, or a numeric string provided that it is possible to convert the latter to a number.

Return Values

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

Examples

Example #1 gmp_abs() example

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

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

The above example will output:

274982683358
274982683358


GMP Functions
PHP Manual