From: Jason Creighton <androflux@...>
Date: 2003-09-17T13:33:55+09:00
Subject: Re: scrambler one-liner

On Tue, 16 Sep 2003 19:04:53 GMT
"Mark J. Reed" <markjreed@mail.com> wrote:

> 
> On Wed, Sep 17, 2003 at 03:33:23AM +0900, Kurt M. Dresner wrote:
> > Try
> > 
> > -pe 'gsub!(/\B\w+\B/){$&.split(//).sort_by{rand}.join}
> > 
> > Shorter (and even cleaner too!)
> 
> It'll work with just sort instead of sort_by, won't it?
> Save three characters! :)

No, not quite. Sort will pass in two args and expect you to return -1, 0
or 1. So you could say

enum.sort { rand(3)-1 }

...or..

enum.sort { rand() <=> 0.5 }

....but I don't know what evil effects having the comparison be random
will have on a sorting algorithm. Best to stick with sort_by.

Jason Creighton