Is there a way to detect if the browser has subpixel precision?

Question

Is there a way to detect if the browser has subpixel precision for elements ?

IE9, unlike any of the other major browsers, has subpixel precision for its elements (an el

Answer 1

You could create an odd-sized container and drop two 50% width elements in it, and find out whether they've been split 50:50 or not.

See http://jsfiddle.net/alnitak/jzrQ6/

It returns false on Chrome 22.0.1229.79 on MacOS X 10.8.2, and true on Firefox 15.0.1. I don't have MSIE to test it with.