WP_REST_Request::get_header()
Retrieves the given header from the request.
If the header has multiple values, they will be concatenated with a comma as per the HTTP specification. Be aware that some non-compliant headers (notably cookie headers) cannot be joined this way.
Method of the class: WP_REST_Request{}
No Hooks.
Return
String|null
. String value if set, null otherwise.
Usage
$WP_REST_Request = new WP_REST_Request(); $WP_REST_Request->get_header( $key );
- $key(string) (required)
- Header name, will be canonicalized to lowercase.
Changelog
Since 4.4.0 | Introduced. |
WP_REST_Request::get_header() WP REST Request::get header code WP 6.6.2
public function get_header( $key ) { $key = $this->canonicalize_header_name( $key ); if ( ! isset( $this->headers[ $key ] ) ) { return null; } return implode( ',', $this->headers[ $key ] ); }