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Clear element.classList in JavaScript?


To clear, you can use remove() in JavaScript.

Example

Following is the code −

<!DOCTYPE html>
<html lang="en">
<head>
   <meta charset="UTF-8">
   <meta name="viewport" content="width=device-width, initial-scale=1.0">
   <title>Document</title>
</head>
<link rel="stylesheet" href="//code.jquery.com/ui/1.12.1/themes/base/jquery-ui.css">
<script src="https://code.jquery.com/jquery-1.12.4.js"></script>
<script src="https://code.jquery.com/ui/1.12.1/jquery-ui.js"></script>
<style>
   .removeClass {
      color: red;
   }
</style>
<body>
<p id="remove" class="removeClass">Javascript Tutorial</p>
</div>
<button onclick="removeClassName()">Remove</button>
</body>
<script>
   function removeClassName() {
      const element = document.getElementById("remove");
      element.classList.remove("removeClass");
   }
</script>
</html>

To run the above program, save the file name anyName.html(index.html). Right click on the file and select the option “Open with live server” in VS Code editor.

This will produce the following output −

Clear element.classList in JavaScript?

Now, click the remove button, you will get the following output.

Output

This will produce the following output −

Clear element.classList in JavaScript?