npm install wsvar WebSocketServer = require('ws').Server,
wss = new WebSocketServer({ port: 8080 });
wss.on('connection', function (ws) {
console.log('client connected');
ws.on('message', function (message) {
console.log(message);
});
});<script>
var ws = new WebSocket("ws://localhost:8080");
ws.onopen = function (e) {
console.log('Connection to server opened');
sendMessage();
}
function sendMessage() {
ws.send('hello');
}
</script>
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