1 var express = require('express');

     2 var app = express();

     3 

     4 app.get('/', function(request, response){

     5     response.write('Hello World');

     6     response.end()

     7 });

     8 

     9 // alternative response

    10 //response.write('<H1>Hello World</H1>');

    11 

    12 // starting the server

    13 app.listen(8000);

    14 console.log("Server running at http://127.0.0.1:8000/");