Add class (odd and even) in HTML via JavaScript?

Javascript Web Development Object Oriented Programming

To add class, use nth-child(odd) and nth-child(even). Following is the code −

Example

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
<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>
</head>
<body>
<section class="subjects">
<article class="subjectName ">MongoDB</article>
<article class="subjectName ">Javascript</article>
<article class="subjectName ">Java</article>
<article class="subjectName ">MySQL</article>
</section>
<style>
   .subjectName:nth-child(odd) {
      color: blue;
   }
   .subjectName:nth-child(even) {
      color: purple;
   }
</style>
</body>
</html>

To run the above program, save the file name anyName.html(index.html) and right click on the file and select the option open with live server in VS code editor.

Output

AmitDiwan

Updated on: 16-Jul-2020

498 Views

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