server.js

const http = require('http');
 
const requestListener = (request, response) => {
    response.setHeader('Content-Type', 'text/html');
    response.statusCode = 200;
 
    const { method } = request;
 
    if(method === 'GET') {
        response.end('<h1>Hello!</h1>');
    }
 
    if(method === 'POST') {
        let body = [];
    
      request.on('data', (chunk) => {
          body.push(chunk);
      });
     
      request.on('end', () => {
          body = Buffer.concat(body).toString();
          const { name, age } = JSON.parse(body);
          response.end(`<h1>Hai, ${name}! umur : ${age}</h1>`);
      });
    }
 
    if(method === 'PUT') {
        response.end('<h1>Bonjour!</h1>');
    }
 
    if(method === 'DELETE') {
        response.end('<h1>Salam!</h1>');
    }
};
 
const server = http.createServer(requestListener);
 
const port = 5000;
const host = 'localhost';
 
server.listen(port, host, () => {
    console.log(`Server berjalan pada http://${host}:${port}`);
});