Is there any tool to test the functionality across various browsers and various versions

I wanted to test the functionality across various browsers.

Is there any tool to test t开发者_如何学编程he functionality across various browsers and various versions

Thanks

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Not strictly programming related, but;

we use http://crossbrowsertesting.com

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The acid tests might do what you want. If will test the conformance of the users browser with the various web standards (HTML, CSS etc.). Take a look at http://www.acidtests.org/ for more information.