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

peterson st gourdain
peterson st gourdain
931 Points

I'm still stuck

whats wrong in my code

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

var userName = id.toUpperCase("=+23188xtr");
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

Steven Parker
Steven Parker
221,297 Points

The toUpperCase() method does not take any parameters.

To build up the final result, you might use concatenation (indicated by a + symbol) between individual strings to "stick them together".