From: Daniel Sheppard <daniels@...>
Date: 2007-10-15T16:33:45+09:00
Subject: Re: "reversing" a Time

> is it possible to reverse order when using a Time as sort key
> for sort_by?
>
> I know I could use sort, and time2 <=> time1, but it's getting
> complicated when the sort key is compound, like
>
> sort_by{|e| [e.name, e.time]}

For your special case of using time as a sort key, just convert the time
to an integer

sort_by {|e| [e.name, -e.time.to_i] }

Dan.