From: Robert Klemme <shortcutter@...>
Date: 2011-11-03T06:46:52+09:00
Subject: Re: Sort order dilemma

On Wed, Nov 2, 2011 at 12:28 PM, Sam Rose <samwho@lbak.co.uk> wrote:
> On Nov 1, 2011, at 10:28 PM, Jan wrote:
>
>> array.sort_by {|s| [s.size, s]}
>
> That's an incredibly elegant solution, thanks for sharing! :)

In case you find the temporary structure created for sorting inelegant
you can do this:

irb(main):006:0* a = %w{A AA AB AF B C}
=> ["A", "AA", "AB", "AF", "B", "C"]
irb(main):007:0> a.sort {|x,y| (x.length <=> y.length).nonzero? or x <=> y}
=> ["A", "B", "C", "AA", "AB", "AF"]

Kind regards

robert

-- 
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