Webiny\Component\Http\Response::send PHP Метод

    public function send()
    {
        $this->sendHeaders()->sendContent();
        // close the request
        if (function_exists('fastcgi_finish_request')) {
            fastcgi_finish_request();
        } elseif (strtolower(PHP_SAPI) != 'cli') {
            ob_end_flush();
        }
        return $this;
    }