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wp_remote_retrieve_header › WordPress Function

Since2.7.0
已弃用n/a
› wp_remote_retrieve_header ( $response, $header )
参数: (2)
  • (array|WP_Error) $response HTTP response.
    Required: Yes
  • (string) $header Header name to retrieve value from.
    Required: Yes
返回:
  • (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.
定义在:
文档:

Retrieve a single header by name from the raw response.



Related Functions: wp_remote_retrieve_headers, wp_remote_retrieve_body, wp_remote_retrieve_cookie, wp_remote_retrieve_cookie_value, wp_remote_retrieve_cookies

源码 

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 '';
}