text: var http = require("http");
  
  //run on localhost, listen on port 3000
  http.createServer(function(request, response){
    response.writeHead(200, {'Content-type' : 'text/plain' })
    response.end("hello world!"); //call end whenever client is requesting from a get request
  }).listen(3000);
  
  console.log("server is running on 127.0.0.1:3000");
  