JavaScript JavaScript Basics Storing and Tracking Information with Variables Using String Methods

Use the JavaScript .toUpperCase( ) string method to assign an all uppercase version of the id variable to the userName v

app.js
var id = "23188xtr";
var lastName = "Smith";
var res=str.toUpperCase();

var userName= id;
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>
Seth Kroger
Seth Kroger
Treehouse Moderator 56,219 Points

Mod action: deleted duplicate posts without responses.

Steven Parker
Steven Parker
170,475 Points

Seth Kroger — you can delete this one too, assuming Allison has removed her answer.
Otherwise, it has no answers and your comments and mine are just about the duplication.