Horde\ManageSieve::_sendCmd PHP 메소드

    protected function _sendCmd($cmd)
    {
        $status = $this->_sock->getStatus();
        if ($status['eof']) {
            throw new Exception('Failed to write to socket: connection lost');
        }
        $this->_sock->write($cmd . "\r\n");
        $this->_debug("C: {$cmd}");
    }