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JavaScript JavaScript and the DOM (Retiring) Traversing the DOM Sibling Traversal

Artur Danielyan
Artur Danielyan
6,482 Points
Posted by Artur Danielyan
Artur Danielyan
6,482 Points

What do i do wrong?

?

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

list.addEventListener('click', function(e) {
  if (e.target.tagName == 'BUTTON') {
     let p = e.target.previousElementSilbling;
     p.className = 'highlight';
  }
});
index.html 
<!DOCTYPE html>
<html>
    <head>
        <title>JavaScript and the DOM</title>
    </head>
    <link rel="stylesheet" href="style.css" />
    <body>
        <section>
            <h1>Making a Webpage Interactive</h1>
            <p>Things to Learn</p>
            <ul>
                <li><p class = "">Element Selection</p><button>Highlight</button></li>
                <li><p class = "">Events</p><button>Highlight</button></li>
                <li><p class = "">Event Listening</p><button>Highlight</button></li>
                <li><p class = "">DOM Traversal</p><button>Highlight</button></li>
            </ul>
        </section>
        <script src="app.js"></script>
    </body>
</html>

2 Answers

Cameron Childres
Cameron Childres
11,820 Points
Cameron Childres
Cameron Childres
11,820 Points

Hi Artur,

Check the spelling of "previousElementSibling" inside your if statement. Everything else is looking good :)