helloworld.js

helloworld.js

var http = require('http');

http.createServer(function(req,res){
    // normalize url by removing querystring, optional
    var path = req.url.replace(/\/?(?:\?.*)?$/, '').toLowerCase();
    switch(path){
        case '':
        res.writeHead(200, {'Content-type': 'text/plain'});
        res.end('Homepage');
        break;
        case '/about':
        res.writeHead(200, {'Content-type': 'text/plain'});
        res.end('About ');

    }
}).listen(3000);

console.log('server started on localhost:3000');