1.7.2 vs. 1.8: manipulating arrays of jQuery containers with ".width" and similar

1.7.2 vs. 1.8: manipulating arrays of jQuery containers with ".width" and similar

I'm not entirely sure whether this is an error, it just seems very inconsistent to me, and it's definitely a difference between 1.7.2 and 1.8 which broke my existing code.

Check out this jsfiddle (try with both jQuery 1.7.2 and 1.8):

There seems to be a problem with arrays of jQuery containers.