Online jQuery Editor

<!DOCTYPE html> <html> <head> <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script> <script> $(document).ready(function(){ $("#button1").click(function(){ setTimeout("alert('Hello World!');", 3000); }); }); </script> </head> <body> <button id="button1">Click</button> <p>Click the above button and wait for 3 seconds. An alert box will generate after 3 seconds.</p> <p></p> </body> </html>