var express = require('express');
var app = express();
-app.use('/', function(req, res, next) {
+app.use('/', function (req, res, next) {
res.end('Hello, World!');
});
var http = require('http');
var app = require('./app.js');
-http.createServer(app).listen(8080, function() {
+http.createServer(app).listen(8080, function () {
console.info('Listening on', this.address());
});
```