socket client io code example

Example 1: socket io

npm install socket.io

Example 2: socket..io

<script src="https://cdn.socket.io/socket.io-3.0.1.min.js"></script>

Example 3: socket io

npm install --save socket.io

Example 4: socket io

const server = require('http').createServer();
const io = require('socket.io')(server);
io.on('connection', client => {
  client.on('event', data => { /* … */ });
  client.on('disconnect', () => { /* … */ });
});
server.listen(3000);

Example 5: socket.io doc

const socket = new WebSocket('ws://localhost:3000');socket.onopen(() => {  socket.send('Hello!');});socket.onmessage(data => {  console.log(data);});