# gmp_abs

(PHP 4 >= 4.0.4, PHP 5)

gmp_abs — Absolute value

### Description

resource gmp_abs ( resource `$a` )

Get the absolute value of a number.

### Parameters

`a`

  It can be either a GMP number resource, or a numeric string given 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