Change arrow function to longhand method

Author: arashnrim

app/app.js

@@ -3,12 +3,11 @@ const app = express();
 const PORT = 3000;
 
 // Creates a GET endpoint at the root URL that returns a string
-// () => {} is the alternative to function() {}; it's called an arrow function!
-app.get("/", (request, response) => {
+app.get("/", function (request, response) {
     response.send("Hello, world!");
 });
 
 // Starts the server on port 3000
-app.listen(PORT, () => {
+app.listen(PORT, function() {
     console.log(`Server listening on port ${PORT}!`);
 });