gmp_abs

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

gmp_abs — Absolute value

GMP gmp_abs ( GMP $a )

Get the absolute value of a number.

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.

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

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

© 1997–2017 The PHP Documentation Group
Licensed under the Creative Commons Attribution License v3.0 or later.
https://secure.php.net/manual/en/function.gmp-abs.php