Title: WP_REST_Request::get_url_params
Published: December 9, 2015
Last modified: May 20, 2026

---

# WP_REST_Request::get_url_params(): array

## In this article

 * [Description](https://developer.wordpress.org/reference/classes/wp_rest_request/get_url_params/?output_format=md#description)
 * [Return](https://developer.wordpress.org/reference/classes/wp_rest_request/get_url_params/?output_format=md#return)
 * [Source](https://developer.wordpress.org/reference/classes/wp_rest_request/get_url_params/?output_format=md#source)
 * [Changelog](https://developer.wordpress.org/reference/classes/wp_rest_request/get_url_params/?output_format=md#changelog)
 * [User Contributed Notes](https://developer.wordpress.org/reference/classes/wp_rest_request/get_url_params/?output_format=md#user-contributed-notes)

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

Retrieves parameters from the route itself.

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

These are parsed from the URL using the regex.

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

 array Parameter map of key to value.

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

    ```php
    public function get_url_params() {
    	return $this->params['URL'];
    }
    ```

[View all references](https://developer.wordpress.org/reference/files/wp-includes/rest-api/class-wp-rest-request.php/)
[View on Trac](https://core.trac.wordpress.org/browser/tags/7.0/src/wp-includes/rest-api/class-wp-rest-request.php#L514)
[View on GitHub](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/rest-api/class-wp-rest-request.php#L514-L516)

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

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

## 󠀁[User Contributed Notes](https://developer.wordpress.org/reference/classes/wp_rest_request/get_url_params/?output_format=md#user-contributed-notes)󠁿

 1.  [Skip to note 2 content](https://developer.wordpress.org/reference/classes/wp_rest_request/get_url_params/?output_format=md#comment-content-3486)
 2.   [marcelo2605](https://profiles.wordpress.org/marcelo2605/)  [  7 years ago  ](https://developer.wordpress.org/reference/classes/wp_rest_request/get_url_params/#comment-3486)
 3. [You must log in to vote on the helpfulness of this note](https://login.wordpress.org?redirect_to=https%3A%2F%2Fdeveloper.wordpress.org%2Freference%2Fclasses%2Fwp_rest_request%2Fget_url_params%2F%23comment-3486)
    Vote results for this note: 0[You must log in to vote on the helpfulness of this note](https://login.wordpress.org?redirect_to=https%3A%2F%2Fdeveloper.wordpress.org%2Freference%2Fclasses%2Fwp_rest_request%2Fget_url_params%2F%23comment-3486)
 4. Return a custom field with featured the image html and set image size based on 
    URL params:
 5.     ```php
        add_action( 'rest_api_init', function() {
            register_rest_field( 'post', 'featured_image', array(
                'get_callback' => 'wporg_get_rest_featured_image',
            ) );
        } );
    
        function wporg_get_rest_featured_image( $object, $attr, $request ) {
        	$image_size = $request->get_url_params( 'id' ) ? 'full' : 'thumbnail';
        	return get_the_post_thumbnail( $object['id'], $image_size );
        }
        ```
    
 6.  [Log in to add feedback](https://login.wordpress.org/?redirect_to=https%3A%2F%2Fdeveloper.wordpress.org%2Freference%2Fclasses%2Fwp_rest_request%2Fget_url_params%2F%3Freplytocom%3D3486%23feedback-editor-3486)

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