morozovsk\websocket\GenericSelect::_sendBuffer PHP Method

    protected function _sendBuffer($connect)
    {
        $connectionId = $this->getIdByConnection($connect);
        $written = fwrite($connect, $this->_write[$connectionId], self::SOCKET_BUFFER_SIZE);
        $this->_write[$connectionId] = substr($this->_write[$connectionId], $written);
    }