lpinca/index.html

## index.html
<!DOCTYPE html>
<html>
  <head>
    <meta charset="utf-8">
  </head>
  <body>
    <script src="https://cdn.jsdelivr.net/sockjs/1.1.1/sockjs.min.js"></script>
    <script>
      (function () {
        var sockjs = new SockJS('/foo');

        setTimeout(function () {
          sockjs.close();
        }, 25);
      })();
    </script>
  </body>
</html>

## server.js
'use strict';

const sockjs = require('sockjs');
const http = require('http');
const path = require('path');
const fs = require('fs');

const server = http.createServer((req, res) => {
  res.setHeader('Content-Type', 'text/html');
  fs.createReadStream(path.join(__dirname, 'index.html')).pipe(res);
});

const service = sockjs.createServer({
  sockjs_url: 'https://cdn.jsdelivr.net/sockjs/1.1.1/sockjs.min.js'
});

service.installHandlers(server, { prefix: '/foo' });

server.listen(3000, () => console.log('listening on *:3000'));
	<!DOCTYPE html>
	<html>
	<head>
	<meta charset="utf-8">
	</head>
	<body>
	<script src="https://cdn.jsdelivr.net/sockjs/1.1.1/sockjs.min.js"></script>
	<script>
	(function () {
	var sockjs = new SockJS('/foo');

	setTimeout(function () {
	sockjs.close();
	}, 25);
	})();
	</script>
	</body>
	</html>
	'use strict';

	const sockjs = require('sockjs');
	const http = require('http');
	const path = require('path');
	const fs = require('fs');

	const server = http.createServer((req, res) => {
	res.setHeader('Content-Type', 'text/html');
	fs.createReadStream(path.join(__dirname, 'index.html')).pipe(res);
	});

	const service = sockjs.createServer({
	sockjs_url: 'https://cdn.jsdelivr.net/sockjs/1.1.1/sockjs.min.js'
	});

	service.installHandlers(server, { prefix: '/foo' });

	server.listen(3000, () => console.log('listening on *:3000'));