Retrieve only the headers from the raw response.

• Requests_Utility_CaseInsensitiveDictionary

$response array|WP_Error Required

HTTP response.

Requests_Utility_CaseInsensitiveDictionary|array The headers of the response, or empty array if incorrect parameter given.

File: wp-includes/http.php. View all references

function wp_remote_retrieve_headers( $response ) {
	if ( is_wp_error( $response ) || ! isset( $response['headers'] ) ) {
		return array();
	}

	return $response['headers'];
}