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<!DOCTYPE html> <html> <head> <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.6.1/jquery.min.js"></script> <script> $(document).ready(function(){ $("button").click(function(){ $("li").removeClass(function(n) { if (n == 0 || n == 1) {return "listitem"} else {return ""} }); }); }); </script> <style> .listitem { color: red; } </style> </head> <body> <h1>This is a heading</h1> <ul> <li class="listitem">Peter</li> <li class="listitem">Lois</li> <li class="listitem">Chris</li> <li class="listitem">Stewie</li> </ul> <button>Remove class "listitem" from the li elements with index 0 and 1</button> </body> <!-- Mirrored from www.w3schools.com/jquery/tryit.asp?filename=tryjquery_html_removeclass_func by HTTrack Website Copier/3.x [XR&CO'2014], Wed, 21 Dec 2022 18:06:20 GMT --> </html>
