Does jQuery $(this) need to be cached

Question

I recently came accross some blog posts about jQuery performance (i.e. http://net.tutsplus.com/tutorials/javascript-ajax/10-ways-to-instantly-increase-your-jquery-performanc

Answer 1

My guess is that it would be useful if you were using $(this) multiple times.

In your example I don't think it's gonna make that big a difference.