Title: WP_REST_Request::get_json_params
Published: December 9, 2015
Last modified: April 28, 2025

---

# WP_REST_Request::get_json_params(): array

## In this article

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

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

Retrieves the parameters from a JSON-formatted body.

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

 array Parameter map of key to value.

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

    ```php
    public function get_json_params() {
    	// Ensure the parameters have been parsed out.
    	$this->parse_json_params();

    	return $this->params['JSON'];
    }
    ```

[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/6.9.4/src/wp-includes/rest-api/class-wp-rest-request.php#L669)
[View on GitHub](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/rest-api/class-wp-rest-request.php#L669-L674)

## 󠀁[Related](https://developer.wordpress.org/reference/classes/wp_rest_request/get_json_params/?output_format=md#related)󠁿

| Uses | Description | 
| [WP_REST_Request::parse_json_params()](https://developer.wordpress.org/reference/classes/wp_rest_request/parse_json_params/)`wp-includes/rest-api/class-wp-rest-request.php` |

Parses the JSON parameters.

  |

## 󠀁[Changelog](https://developer.wordpress.org/reference/classes/wp_rest_request/get_json_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_json_params/?output_format=md#user-contributed-notes)󠁿

 1.  [Skip to note 2 content](https://developer.wordpress.org/reference/classes/wp_rest_request/get_json_params/?output_format=md#comment-content-6792)
 2.   [Sarankumar](https://profiles.wordpress.org/sarankumar/)  [  2 years ago  ](https://developer.wordpress.org/reference/classes/wp_rest_request/get_json_params/#comment-6792)
 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_json_params%2F%23comment-6792)
    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_json_params%2F%23comment-6792)
 4. For example
 5.     ```php
        add_action( 'rest_api_init', 'wpdocs_create_custom_endpoint' );
    
        function wpdocs_create_custom_endpoint() {
        	register_rest_route(
        		'wpdocs/v1',
        		'/send-message',
        		array(
        			'methods' => 'POST',
        			'callback' =>'wpdocs_get_response_send_message',
        			'permission_callback' => '__return_true',
        		)
        	);
    
        }
    
        function wpdocs_get_response_send_message( $request ) {
        	$json_params = $request->get_json_params();
        	error_log( print_r( $json_params, true ) );
        }
        ```
    
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