How to check if css is loaded from cdn?

Question

css

You can check if jquery is loaded from cdn like this

<script src="//ajax.googleapis.com/ajax/libs/jquery/1.11.2/jquery.mi.."></script>
<script>window.jQuery || document.write('<script src="js/vendor/jquery-1.11.2.min.js"><\/script>')</script>

How to check if css is loaded from CDN ?

Answer 1

Kirill Kazakov : well, check if a certain class has a certain property and act
although this approach is, to put it mildly, a crutch - it is better to look for a way through increased availability