const http = require('http');
 
const server = http.createServer((req, res) => {
    if (req.url === '/html') {
        res.writeHead(200, { 'Content-Type': 'text/html' });
        res.end('<h1>Hello, World! i am jashwanth reddy</h1>');
    } else if (req.url === '/json') {
        res.writeHead(200, { 'Content-Type': 'application/json' });
        res.end(JSON.stringify({ message: 'Hello, World! this is jashwanth' }));
    } else {
        res.writeHead(200, { 'Content-Type': 'text/plain' });
        res.end('Hello, World!');
    }
});
 
server.listen(3000, () => {
    console.log('Server running at http://localhost:3000/');
});