From: Austin Ziegler <halostatue@...>
Date: 2008-01-22T21:50:49+09:00
Subject: Re: Hash two dimensions

On Jan 22, 2008 7:42 AM, Mario Ruiz <mario@betware.com> wrote:
> Hi Everybody!
> I'm doing this:
>   $Config=Hash.new(Hash.new())
>   $Config["UNO"]["urlX"]="beep/UNO/playdoit.do"
>     $Config["UNO"]["urlY"]="beep/UNO/dontplayPP.do"
>     $Config["UNO"]["urlZ"]="beep/UNO/dontplay34jo.do"
>   $Config["DOS"]["urlX"]="beep/DOS/playad.do"
>     $Config["DOS"]["urlY"]="beep/DOS/dontplayf.do"
>     $Config["DOS"]["urlZ"]="beep/DOS/dontplay34aa.do"
>   $Config["TRES"]["urlX"]="beep/TRES/playcs.do"
>     $Config["TRES"]["urlY"]="beep/TRES/dontplayff.do"
>     $Config["TRES"]["urlZ"]="beep/TRES/dontplay34s.do"
>
> when I try to access to the value in $Config["UNO"]["urlY"] the result
> is the value in $Config[TRES"]["urlY"]
>
> Why??

Because it's always the same hash. What you *want* is:

  $Config = Hash.new { |h, k| h[k] = Hash.new }

-austin
-- 
Austin Ziegler * halostatue@gmail.com * http://www.halostatue.ca/
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