From: James Edward Gray II <james@...>
Date: 2006-06-01T06:11:35+09:00
Subject: Re: Newbie: Does Array.each guarantee an ordered result?

On May 31, 2006, at 2:44 PM, transfire@gmail.com wrote:

> They are the same. A for-loop is "translated" into an each-loop.

Well, almost:

 >> things = [1, 2, 3]
=> [1, 2, 3]
 >> things.each { |thing| }
=> [1, 2, 3]
 >> thing
NameError: undefined local variable or method `thing' for main:Object
         from (irb):3
         from :0
 >> for thing in things
 >>   # ...
?> end
=> [1, 2, 3]
 >> thing
=> 3

James Edward Gray II