How to determine if jQuery is running on a page (even if jQuery is /after/ the detection script)

Question

I\'m working on a do-dad that can be embedded in a page like a youtube video. The particular effect I want needs jQuery to work.

I want to load jQuery on the condition t

Answer 1

You can use window.onload. This fires after domReady, so jQuery would surely be loaded by this point.

And check for jQuery, not $. Sometimes people use jQuery with other libraries and use $ for something different.

However, IMHO, I don't think it's a big deal if jQuery gets loaded twice.