const http = require("http");


const host = 'localhost';
const port = 8000;

const requestListener = function (req, res) {
  res.writeHead(200);
  res.end("<h1>My first server!</h1>");
};

const server = http.createServer(requestListener);
server.listen(port, host, () => {
  console.log(`Server is running on http://${host}:${port}`);
});