From: Robert Dober <robert.dober@...>
Date: 2008-08-18T22:57:09+09:00
Subject: Re: Hash#each vs Hash#each_pair

On Mon, Aug 18, 2008 at 3:46 PM, Mateusz Tybura <wujciol@gmail.com> wrote:

> hash = {1 => 'one', 2 => 'two', 3 => 'three'}
>
> p "p hash : #{hash}"
> p "hash.each"
> hash.each do |e| #e is [key,value]
>  p e
> end
Well explained indeed, it might however be worth noting for nubies
that the convenient

hash.each do |key, value|
end

works too.
BTW even

hash.each_pair{ |x| p x }

works, although it gives an expectable warning.
R.