Title: WP_REST_Server::remove_header
Published: June 15, 2017
Last modified: February 24, 2026

---

# WP_REST_Server::remove_header( string $key )

## In this article

 * [Parameters](https://developer.wordpress.org/reference/classes/wp_rest_server/remove_header/?output_format=md#parameters)
 * [Source](https://developer.wordpress.org/reference/classes/wp_rest_server/remove_header/?output_format=md#source)
 * [Related](https://developer.wordpress.org/reference/classes/wp_rest_server/remove_header/?output_format=md#related)
 * [Changelog](https://developer.wordpress.org/reference/classes/wp_rest_server/remove_header/?output_format=md#changelog)

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

Removes an HTTP header from the current response.

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

 `$key`stringrequired

Header key.

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

    ```php
    public function remove_header( $key ) {
    	header_remove( $key );
    }
    ```

[View all references](https://developer.wordpress.org/reference/files/wp-includes/rest-api/class-wp-rest-server.php/)
[View on Trac](https://core.trac.wordpress.org/browser/tags/6.9.4/src/wp-includes/rest-api/class-wp-rest-server.php#L1925)
[View on GitHub](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/rest-api/class-wp-rest-server.php#L1925-L1927)

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

| Used by | Description | 
| [WP_REST_Server::serve_request()](https://developer.wordpress.org/reference/classes/wp_rest_server/serve_request/)`wp-includes/rest-api/class-wp-rest-server.php` |

Handles serving a REST API request.

  |

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

| Version | Description | 
| [4.8.0](https://developer.wordpress.org/reference/since/4.8.0/) | Introduced. |

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