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JavaScript jQuery Basics Understanding jQuery Events and DOM Traversal DOM Traversal with jQuery

Posted by Bashir Orfani
Bashir Orfani
13,170 Points

Using jQuery, select all of the list items on the page. Then, using the .eq() method, select Wade Christensen from the l

Using jQuery, select all of the list items on the page. Then, using the .eq() method, select Wade Christensen from the list of students.

Important: In each task of this code challenge, the code you write should be added to the code from the previous task.

index.html
app.js

$('li').eq(2).prev('li').prev('li');

$('li').eq(2).prev().prev();

index.html 
<!DOCTYPE html>
<html lang="en">
<head>
    <title>Document</title>
</head>
<body>
  <h2>Student List</h2>

  <ul class="student-list">
    <li>James McAvoy</li>
    <li>Alena Holligan</li>
    <li>Wade Christensen</li>
    <li>Matt Krzyzynski</li>
  </ul>

  <script src="jquery-3.2.1.min.js"></script>
  <script src="app.js"></script>
</body>
</html>
app.js 
$('li').eq(2).prev('li').prev('li');
$('li').eq(2).prev().prev();

2 Answers

Steven Parker
Steven Parker
229,786 Points
Steven Parker
Steven Parker
229,786 Points

I'm not sure what you're working on, you quoted the task 1 instructions, but your code looks like it is for task 2.

But for task 2, you only need one line. You can eliminate the first one, since you don't need to provide arguments to the "prev" calls.

CSL Team
PLUS
CSL Team
Courses Plus Student 9,943 Points
CSL Team
CSL Team
Courses Plus Student 9,943 Points

$('li').eq(2).prev('li').prev('li');