flight/net/Response.php
public function send() {
        if (ob_get_length() > 0) {
            ob_end_clean();
        }

        if (!headers_sent()) {
            $this->sendHeaders();
        }

        echo $this->body;

        $this->sent = true;
    }
public function send() {
        if (ob_get_length() > 0) {
            ob_end_clean();
        }

        if (!headers_sent()) {
            $this->sendHeaders();
        }

        echo $this->body;

        $this->sent = true;
    }
Sends a HTTP response.