Dynamic menu in node js

 Seving page in the node js :- 

var http = require('http')

var fs = require('fs')

var hostname = '127.0.0.1';

var post = 3000;

var index = fs.readFileSync('index.html');

var about = fs.readFileSync('./about.html');

var services = fs.readFileSync('./services.html');

var contact =  fs.readFileSync('./contact.html');

var server = http.createServer((req,res)=>{

    url = req.url;

    res.statusCode = 200;

    res.setHeader('Content-Type', 'text/html');

    console.log(req.url)

    if(url == '/'){

        res.end(index)

    }else if(url == '/about'){

        res.end(about)

    }else if(url == '/services'){

        res.end(services)

   

    }else if(url == '/contact'){

        res.end(contact)

    }else{

        res.end('404 not found')

    }

});

server.listen(post,hostname,(error,resp)=>{

    console.log("The server is started")

})