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<!DOCTYPE html> <html> <head> <title>jQuery .toggleClass() Method</title> <script src="https://code.jquery.com/jquery-3.6.0.min.js"></script> <script> $(document).ready(function(){ $("#toggleClassButton").click(function(){ $("p").toggleClass("highlight"); }); }); </script> <style> .highlight { color: red; font-weight: bold; } </style> </head> <body> <p>This is a paragraph.</p> <button id="toggleClassButton">Toggle Class</button> </body> </html>
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