Welcome to the Treehouse Community

Want to collaborate on code errors? Have bugs you need feedback on? Looking for an extra set of eyes on your latest project? Get support with fellow developers, designers, and programmers of all backgrounds and skill levels here with the Treehouse Community! While you're at it, check out some resources Treehouse students have shared here.

Looking to learn something new?

Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and join thousands of Treehouse students and alumni in the community today.

Start your free trial

JavaScript jQuery Basics Introducing jQuery jQuery Syntax and Animation Effects

suraj Singh
suraj Singh
2,346 Points
Posted by suraj Singh
suraj Singh
2,346 Points

$ ('.profile-header').hide(); why this code is not working ?

Please check where i am going wrong in this code of line.

index.html 
<!DOCTYPE html>
<html lang="en">
<head>
    <title>Document</title>
</head>
<body>
    <h1 class="profile-header">Student <span>Profile</span></h1>

    <script
    src="jquery-3.2.1.min.js"></script>
    <script src="app.js"></script>
</body>
</html>
app.js 
document.querySelector('.profile-header').style.display = 'none';

$ ('.profile-header').hide();
Joe Bihl
Joe Bihl
11,344 Points
Joe Bihl
Joe Bihl
11,344 Points

Be sure to delete this >>>>>> document.querySelector('.profile-header').style.display = 'none'; $('.profile-header').hide(); <<<< submit this

1 Answer

Steven Parker
Steven Parker
231,261 Points
Steven Parker
Steven Parker
231,261 Points

The instructions say to "Convert the plain JavaScript code in the app.js file to jQuery". So in addition to adding the jQuery equivalent, the original code should be deleted or commented out.