<!DOCTYPE html> <html> <head> <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script> <script> $(document).ready(function() { $('[data-slide="0"]').addClass('demo'); }); </script> <style> .demo { font-size: 150%; color: red; } </style> </head> <body> <p data-slide="0">Rocky</p> <p data-slide="1">Amit</p> <p data-slide="2">John</p> </body> </html>
We use cookies to provide and improve our services. By using our site, you consent to our Cookies Policy. Accept Learn more