socket.io-client io code example
Example 1: socket io script
<script src="/socket.io/socket.io.js"></script>
<script>
const socket = io();
</script>
Example 2: socket io query
// Client side
const socket = io({
query: { token: 'cde' }
});
// Server side
io.on('connection', (socket) => {
let token = socket.handshake.query.token;
// Do something...
});