如何检测浏览器是否支持指定css的伪类？ [英] How to detect if browser support specified css pseudo-class?

问题描述

通过JavaScript在浏览器中检测任何css伪类的支持的概念是什么？确切地说，我想检查用户的浏览器是否支持：checked 伪类，因为我已经做了一些CSS弹出窗口的复选框，需要做旧版本的浏览器

nofollow>方法，在Modernizr 其他测试中测试css选择器。

解决方案

您可以简单地检查您的样式是否应用了伪类。

如下所示： http://jsfiddle.net/qPmT2/1/ p>

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".

解决方案

You can simply check if your style with pseudo-class was applied.

Something like this: http://jsfiddle.net/qPmT2/1/

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