From: Brian Adkins <lojicdotcom@...>
Date: 2007-10-28T04:05:06+09:00
Subject: Re: .each do |foo, bar| what does bar do?

On Oct 27, 7:05 am, "David A. Black" <dbl...@rubypal.com> wrote:
> If you were going to write Hash#each in Ruby, without recourse to
> #each, you could write it like this:
>
> class Hash
>    def each
>      keys = self.keys   # make a 'keys' local variable
>      i = 0
>      until i == keys.size
>        key = keys[i]
>        yield(key, self[key])
>        i += 1
>      end
>      self
>    end
> end

Or this:

class Hash
  def each
    each_key {|key| yield key, self[key] }
  end
end

I know, you meant w/o recourse to each* :)