/**
* @param swoole_server $server
* @param swoole_websocket_frame $frame
* @return mixed
*/
public function doMessage(swoole_server $server, swoole_websocket_frame $frame)
{
echo "receive from {$frame->fd}:{$frame->data},opcode:{$frame->opcode},fin:{$frame->finish}\n";
$server->push($frame->fd, "this is server");
}
