Title: rest_handle_options_request
Published: December 9, 2015
Last modified: February 24, 2026

---

# rest_handle_options_request( mixed $response, WP_REST_Server $handler, WP_REST_Request $request ): 󠀁[WP_REST_Response](https://developer.wordpress.org/reference/classes/wp_rest_response/)󠁿

## In this article

 * [Description](https://developer.wordpress.org/reference/functions/rest_handle_options_request/?output_format=md#description)
 * [Parameters](https://developer.wordpress.org/reference/functions/rest_handle_options_request/?output_format=md#parameters)
 * [Return](https://developer.wordpress.org/reference/functions/rest_handle_options_request/?output_format=md#return)
 * [Source](https://developer.wordpress.org/reference/functions/rest_handle_options_request/?output_format=md#source)
 * [Changelog](https://developer.wordpress.org/reference/functions/rest_handle_options_request/?output_format=md#changelog)

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

Handles OPTIONS requests for the server.

## 󠀁[Description](https://developer.wordpress.org/reference/functions/rest_handle_options_request/?output_format=md#description)󠁿

This is handled outside of the server code, as it doesn’t obey normal route mapping.

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

 `$response`mixedrequired

Current response, either response or `null` to indicate pass-through.

`$handler`[WP_REST_Server](https://developer.wordpress.org/reference/classes/wp_rest_server/)
required

ResponseHandler instance (usually [WP_REST_Server](https://developer.wordpress.org/reference/classes/wp_rest_server/)).

`$request`[WP_REST_Request](https://developer.wordpress.org/reference/classes/wp_rest_request/)
required

The request that was used to make current response.

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

 [WP_REST_Response](https://developer.wordpress.org/reference/classes/wp_rest_response/)
Modified response, either response or `null` to indicate pass-through.

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

    ```php
    function rest_handle_options_request( $response, $handler, $request ) {
    	if ( ! empty( $response ) || $request->get_method() !== 'OPTIONS' ) {
    		return $response;
    	}

    	$response = new WP_REST_Response();
    	$data     = array();

    	foreach ( $handler->get_routes() as $route => $endpoints ) {
    		$match = preg_match( '@^' . $route . '$@i', $request->get_route(), $matches );

    		if ( ! $match ) {
    			continue;
    		}

    		$args = array();
    		foreach ( $matches as $param => $value ) {
    			if ( ! is_int( $param ) ) {
    				$args[ $param ] = $value;
    			}
    		}

    		foreach ( $endpoints as $endpoint ) {
    			$request->set_url_params( $args );
    			$request->set_attributes( $endpoint );
    		}

    		$data = $handler->get_data_for_route( $route, $endpoints, 'help' );
    		$response->set_matched_route( $route );
    		break;
    	}

    	$response->set_data( $data );
    	return $response;
    }
    ```

[View all references](https://developer.wordpress.org/reference/files/wp-includes/rest-api.php/)
[View on Trac](https://core.trac.wordpress.org/browser/tags/6.9.4/src/wp-includes/rest-api.php#L816)
[View on GitHub](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/rest-api.php#L816-L850)

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

| Version | Description | 
| [4.4.0](https://developer.wordpress.org/reference/since/4.4.0/) | Introduced. |

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