From: "David A. Black" <dblack@...>
Date: 2005-11-10T02:42:49+09:00
Subject: Re: Nested hash constructor confusion

Hi --

On Thu, 10 Nov 2005, Martin DeMello wrote:

> And even something more complicated like:
>
> irb(main):009:0> h2  = Hash.new {|h, k| h[k] = 2*k; "missing, filling it
> in"}
> => {}
> irb(main):010:0> h2[1]
> => "missing, filling it in"
> irb(main):011:0> h2[1]
> => 2

Or my favorite:

   h = Hash.new {|h,k| raise "No such key: #{k}" }

:-)


David

-- 
David A. Black
dblack@wobblini.net