text: let io = require('socket.io')(6001);
  
  io.on('connection', function(socket){
  
      console.log(`--- New connection: ${ socket.id }`);
  
      // socket.send('Message from server');
  
      // socket.emit('server-info', {
      //     'status' : 200,
      //     'message' : 'All Ok'
      // });
  
      // send all old user`s
      // socket.broadcast.send(`New User`);
  
      // join to room
      // socket.join('vip', function(err){
      //     console.log( socket.rooms );
      // });
  
      socket.on('message', function(data){
          socket.broadcast.send(data);
      });
  });