# gmp_add

(PHP 4 >= 4.0.4, PHP 5)

gmp_add — Add numbers

### Description

resource gmp_add ( resource `$a` , resource `$b` )

Add two numbers.

### Parameters

`a`

  A number that will be added.

  It can be either a GMP number resource, or a numeric string given that it is possible to convert the latter to a number.

`b`

  A number that will be added.

  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

A GMP number representing the sum of the arguments.

### Examples

Example#1 gmp_add() example

`<?php
$sum = gmp_add("123456789012345", "76543210987655");
echo gmp_strval($sum) . "\n";
?>`

The above example will output:

    200000000000000