From: Nobuyoshi Nakada <nobu@...>
Date: 2008-02-05T12:29:45+09:00
Subject: Re: ruby wish-list

Hi,

At Tue, 5 Feb 2008 05:44:58 +0900,
Robert Klemme wrote in [ruby-talk:289837]:
> $ irb -r enumerator
> irb(main):001:0> programs = %w{foo bar}
> => ["foo", "bar"]
> irb(main):002:0> for p,i in programs.to_enum(:each_with_index)
> irb(main):003:1> puts p, i
> irb(main):004:1> end

FYI, in 1.9 each_with_index returns an Enumerator (which is
built-in now) if no block is given, so you don't need to_enum
here.

  for p, i in programs.each_with_index
    puts p, i
  end

-- 
Nobu Nakada