From: Kevin Olbrich <kevin.olbrich@...>
Date: 2006-01-05T04:51:33+09:00
Subject: Re: Question on iterating a hash

> Wouldn't it be easier to iterate through the keys?  I'm not sure why
> Phil didn't want to.  (Phil?)
> 
>    h.keys.select {|k| h[k] == 1}
> 

Since he wants the keys of the hash in an array, wouldn't you need to do 
this..

result = h.keys.select {|k| h[k] == 1}
result = result.keys

I'm sure there's a one-liner for this somewhere, but I need more coffee.

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