How to detect if browser support specified css pseudo-class?

Question

What's concept of detecting support of any css pseudo-class in browser through JavaScript? Exactly, I want to check if user's browser supports :checked pseudo-class or not, because I've made some CSS-popups with checkboxes and needs to do fallbacks for old browsers. ANSWER: I'm found already implemented method of testing css selectors in a Modernizr "Additional Tests". JavaScript questions and answers, JavaScript questions pdf, JavaScript question bank, JavaScript questions and answers pdf, mcq on JavaScript pdf, JavaScript questions and solutions, JavaScript mcq Test , Interview JavaScript questions, JavaScript Questions for Interview, JavaScript MCQ (Multiple Choice Questions)

Answer 1

You can simply check if your style with pseudo-class was applied. Something like this: http://jsfiddle.net/qPmT2/1/