Adds the class "test" to all divs that have a paragraph inside of them.

Edit code and click me	Your Result (Some examples do not work in Google Chrome):
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <script src="http://code.jquery.com/jquery-latest.js"></script> <script> $(document).ready(function(){ $("div:has(p)").addClass("test"); }); </script> <style> .test{ border: 3px inset red; } </style> </head> <body> <div><p>Hello in a paragraph</p></div> <div>Hello again! (with no paragraph)</div> </body> </html>
Edit the code above and click to see the result	www.xhtml.co.il - Try it yourself