Here is how you clear a div element on button click in Jquery.
Step 1. Add onclick listener event to button by using selector $("#id")
Step 2. Get the specified div field by using selector $("#id")
Step 3. Clear the div by using the html() method
HTML
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>wecode101 clear div element in Jquery</title>
<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.0.2/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-EVSTQN3/azprG1Anm3QDgpJLIm9Nao0Yz1ztcQTwFspd3yD65VohhpuuCOmLASjC" crossorigin="anonymous">
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.6.0/jquery.min.js"></script>
</head>
<body>
<main>
<!--Main layout-->
<div class="container">
<div class="col-9 pt-5 mx-auto">
<div id="p-wrapper">
<p>Lorem ipsum dolor sit amet, consectetur adipiscing elit</p>
<p>Sed ut perspiciatis unde omnis iste natus error sit voluptatem accusantium doloremque</p>
<p>At vero eos et accusamus et iusto odio dignissimos ducimus qui blanditiis</p>
<p>On the other hand, we denounce with righteous indignation and dislike men</p>
</div>
<button type="button" class="btn btn-primary" id="clear-div">clear div</button>
</div>
</div>
</main>
</body>
</html>
JS
$( "#clear-div" ).click(function() {
$("#p-wrapper").html('');
});