socket.io

socket 服务端程序

Socket.IO enables real-time bidirectional event-based communication. It consists of:

a Node.js server (this repository)
a Javascript client library for the browser (or a Node.js client)

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io.on('connection', socket => {
  socket.emit('request', /* … */); // emit an event to the socket
  io.emit('broadcast', /* … */); // emit an event to all connected sockets
  socket.on('reply', () => { /* … */ }); // listen to the event
});