Welcome to the Treehouse Community

The Treehouse Community is a meeting place for developers, designers, and programmers of all backgrounds and skill levels to get support. Collaborate here on code errors or bugs that you need feedback on, or asking for an extra set of eyes on your latest project. Join thousands of Treehouse students and alumni in the community today. (Note: Only Treehouse students can comment or ask questions, but non-students are welcome to browse our conversations.)

Looking to learn something new?

Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and a supportive community. Start your free trial today.

JavaScript JavaScript Basics (Retired) Storing and Tracking Information with Variables Using String Methods

Why wont it submit my thing? I copy pasted it in console and it did exactly what it was supposed to do but its wrong?

Why wont it submit my thing? I copy pasted it in console and it did exactly what it was supposed to do but its wrong?

app.js
var id = "23188xtr";
var lastName = "Smith";

var userName = id + "#" + lastName
userName.toUpperCase();
index.html
<!DOCTYPE HTML>
<html>
<head>
  <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
  <title>JavaScript Basics</title>
</head>
<body>
<script src="app.js"></script>
</body>
</html>

1 Answer

Hugo Paz
Hugo Paz
15,620 Points

Hi tommy,

You need to assign the return value of the toUpperCase method to the variable.

userName = userName.toUpperCase();

If you do not do this, the value of userName will remain the lower case one.