NodeJS creer un serveur http

server.js

const http = require('http');
const url = require('url');
const port = 8000;


const requestHandler = (request, response) => {
    const urlObj = url.parse(request.url, true).query
    if(urlObj.name && urlObj.city){
        response.end(`Hello ${urlObj.name} How are you in your beautiful city of ${urlObj.city}!!!!`);
    } else {
        response.end("Please provide name AND city parameters");
    }
    
}

const server = http.createServer(requestHandler);

server.listen(port, (err) => {
    if(err){
        console.error('It does not work');
    } else {
        console.log(`The server is listening the port : ${port}`)
    }

})