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

Jacob Koziara
PLUS
Jacob Koziara
Courses Plus Student 483 Points
Posted by Jacob Koziara
Jacob Koziara
Courses Plus Student 483 Points

? Keep getting syntax error here. I don't know how I can fill in what they ask and still receive an error..

//// Please and thankyou

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

var userName = .toUpperCase("23188XTR+#+SMITH");
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