JavaScript JavaScript and the DOM Traversing the DOM Sibling Traversal

:) :((
:) :((
6,776 Points

Can someone resolve this challenge ?

I need some help i tried everything, i still didn't get it , i really need a example.

var list = document.getElementsByTagName('ul')[0];

list.addEventListener('click', function(e) {
  if ( == 'BUTTON') {

<!DOCTYPE html>
        <title>JavaScript and the DOM</title>
    <link rel="stylesheet" href="style.css" />
            <h1>Making a Webpage Interactive</h1>
            <p>Things to Learn</p>
                <li><p>Element Selection</p><button>Highlight</button></li>
                <li><p>Event Listening</p><button>Highlight</button></li>
                <li><p>DOM Traversal</p><button>Highlight</button></li>
        <script src="app.js"></script>

1 Answer

Dimitar Dimitrov
Dimitar Dimitrov
10,298 Points

You can add the class using DOM traversal to select the previous sibling of the target button element.'highlight')
:) :((
:) :((
6,776 Points

Thank youu :D