From: "David A. Black" <dblack@...>
Date: 2005-07-16T21:17:18+09:00
Subject: Re: Cascading <=> comparisons

Hi --

On Sat, 16 Jul 2005, Robert Klemme wrote:

> This technique can be applied to sort_by, too:
>
>>> hash.sort_by {|a| a.reverse}
> => [["a", 1], ["d", 1], ["c", 3], ["b", 4]]
>
> But this shows a strange anomaly - this seems like a bug in 1.8.2.
>
>>> hash.sort_by {|a| a.reverse!}
> => [[1, "a"], [1, "d"], [3, "c"], [4, "b"]]

I'll probably figure this out as soon as I hit 'send'... but what's
the anomaly here?


David

-- 
David A. Black
dblack@wobblini.net