From: James Coglan <jcoglan@...>
Date: 2008-11-20T00:52:30+09:00
Subject: Re: build hash by iterating

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>
> h = {}
> i = 0
> j = 24
>
> while i < 15 do
>  h[i] = j
>  i += 1
>  j += 6
> end


h = (0...15).inject({}) do |m,i|
   m[i] = 24 + i * 6
   m
end

this is not working:  new_hash = h.each_key {|k| h[k].to_s}


new_hash = h.inject({}) { |m,p| m[p[0].to_s] = p[1]; m }

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