wp_remote_retrieve_header() WordPress Function
The wp_remote_retrieve_header() function is used to get the value of an HTTP header from the response returned by an HTTP request.
wp_remote_retrieve_header( array|WP_Error $response, string $header ) #
Retrieve a single header by name from the raw response.
Parameters
- $response
(array|WP_Error)(Required)HTTP response.
- $header
(string)(Required)Header name to retrieve value from.
Return
(array|string) The header(s) value(s). Array if multiple headers with the same name are retrieved. Empty string if incorrect parameter given, or if the header doesn't exist.
Source
File: wp-includes/http.php
function wp_remote_retrieve_header( $response, $header ) {
if ( is_wp_error( $response ) || ! isset( $response['headers'] ) ) {
return '';
}
if ( isset( $response['headers'][ $header ] ) ) {
return $response['headers'][ $header ];
}
return '';
}
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Changelog
| Version | Description |
|---|---|
| 2.7.0 | Introduced. |