var express = require('express') var app = express(); app.set('port', (process.env.PORT || 5000)) app.use(express.static(__dirname + '/public')) app.get('/', function(request, response) { response.send('Hello World!') }) app.get('/env/:key', function(request, response) { response.send(process.env[request.params["key"]]) }) app.listen(app.get('port'), function() { console.log("Node app is running at localhost:" + app.get('port')) }) app.listen(3003, function() { console.log("Node app is running at localhost:" + 3003) })