Title: wp_xmlrpc_server::addTwoNumbers
Published: April 25, 2014
Last modified: April 28, 2025

---

# wp_xmlrpc_server::addTwoNumbers( array $args ): int

## In this article

 * [Parameters](https://developer.wordpress.org/reference/classes/wp_xmlrpc_server/addtwonumbers/?output_format=md#parameters)
 * [Return](https://developer.wordpress.org/reference/classes/wp_xmlrpc_server/addtwonumbers/?output_format=md#return)
 * [Source](https://developer.wordpress.org/reference/classes/wp_xmlrpc_server/addtwonumbers/?output_format=md#source)
 * [Changelog](https://developer.wordpress.org/reference/classes/wp_xmlrpc_server/addtwonumbers/?output_format=md#changelog)

[ Back to top](https://developer.wordpress.org/reference/classes/wp_xmlrpc_server/addtwonumbers/?output_format=md#wp--skip-link--target)

Tests XMLRPC API by adding two numbers for client.

## 󠀁[Parameters](https://developer.wordpress.org/reference/classes/wp_xmlrpc_server/addtwonumbers/?output_format=md#parameters)󠁿

 `$args`arrayrequired

Method arguments. Note: arguments must be ordered as documented.

 * `0` int
 * A number to add.
 * `1` int
 * A second number to add.

## 󠀁[Return](https://developer.wordpress.org/reference/classes/wp_xmlrpc_server/addtwonumbers/?output_format=md#return)󠁿

 int Sum of the two given numbers.

## 󠀁[Source](https://developer.wordpress.org/reference/classes/wp_xmlrpc_server/addtwonumbers/?output_format=md#source)󠁿

    ```php
    public function addTwoNumbers( $args ) {
    	$number1 = $args[0];
    	$number2 = $args[1];
    	return $number1 + $number2;
    }
    ```

[View all references](https://developer.wordpress.org/reference/files/wp-includes/class-wp-xmlrpc-server.php/)
[View on Trac](https://core.trac.wordpress.org/browser/tags/6.9.4/src/wp-includes/class-wp-xmlrpc-server.php#L273)
[View on GitHub](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/class-wp-xmlrpc-server.php#L273-L277)

## 󠀁[Changelog](https://developer.wordpress.org/reference/classes/wp_xmlrpc_server/addtwonumbers/?output_format=md#changelog)󠁿

| Version | Description | 
| [1.5.0](https://developer.wordpress.org/reference/since/1.5.0/) | Introduced. |

## User Contributed Notes

You must [log in](https://login.wordpress.org/?redirect_to=https%3A%2F%2Fdeveloper.wordpress.org%2Freference%2Fclasses%2Fwp_xmlrpc_server%2Faddtwonumbers%2F)
before being able to contribute a note or feedback.