From: nobu.nokada@...
Date: 2003-02-28T06:39:45+09:00
Subject: Re: 'each' returning array

Hi,

At Fri, 28 Feb 2003 06:01:31 +0900,
Wojciech Kaczmarek wrote:
> Is there a way to transparently accumulate expresions evaluated within
> a block into an array, without introducing an external variable? For
> example, I'd like to write something like this:
> 
> "HAL".each_byte__returning_array {|x| (x+1).chr} .collect # more processing

Enumerator in "rough".

  require "enumerator"
  "HAL".enum_for(:each_byte).collect {|x| (x+1).chr} # => ["I", "B", "M"]

-- 
Nobu Nakada