From: Nobuyoshi Nakada <nobu@...>
Date: 2007-05-25T15:00:34+09:00
Subject: Re: Introducing the "it" keyword

Hi,

At Fri, 25 May 2007 08:20:09 +0900,
Greg Fodor wrote in [ruby-talk:252866]:
> > No need for it to be such a special built-in construct.
> 
> Depends on what you mean by "need." For an optimal solution,
> I feel it does. "Optimal" means:
> 
> - It introduces the correct scope (yours does not)
> - It avoids side effects (yours changes global space)

By using $_ instead of $it, these will solve.

> - It releases memory upon GC after the statement (yours doesn't)

$_ releases after the method.

-- 
Nobu Nakada