function responseCode($code = null) {
		if ($code === null) {
			return $this->http_response_code;
		}
		else { // $code !== null, act as setter
			$this->http_response_code = $code;
			return $this;
		}
	}
function responseCode($code = null) {
		if ($code === null) {
			return $this->http_response_code;
		}
		else { // $code !== null, act as setter
			$this->http_response_code = $code;
			return $this;
		}
	}
function responseCode ( $ code = null ) { if ( $ code === null ) { return $ this -> http_response_code ; } else { // $code !== null, act as setter $ this -> http_response_code = $ code ; return $ this ; } }
Equivalent in functionality to http_response_code from PHP

@see http://www.php.net/manual/en/function.http-response-code.php
@return static $this
Equivalent in functionality to http_response_code from PHP