string
$response_status)Set the response status phrase. See http\Message::getResponseStatus() and http\Message::setResponseCode().
<?php
$message = new http\Message;
$message->setType(http\Message::TYPE_RESPONSE);
$message->setResponseCode(200);
$message->setResponseStatus("Ok");
echo $message;
?>
Yields:
HTTP/1.1 200 Ok