var express = require('express');

var app = express();

module.exports = app;

var express = require('express');

var app = express();

app.set('port', process.env.PORT || 3000);

app.get('/', function(req, res) {
	res.send(req.headers['user-agent']);
});

app.listen(app.get('port'), function() {
	console.log('App started on port ' + app.get('port'));
});

module.exports = app;

return user-agent