Message-ID: <BANLkTi=AV2QBag-Vkz17sbJkxbhij3N9Ew@mail.gmail.com>
Date: 2011-04-22T05:53:15Z
From: Liviu Andronic
Subject: What does the "<<-" operator mean?
In-Reply-To: <BANLkTik+ZUy5df8F2mbCAX3hsw27pnvRMw@mail.gmail.com>
On Thu, Apr 21, 2011 at 9:59 PM, Thomas Lumley <tlumley at uw.edu> wrote:
> The Evil and Wrong use is to modify variables in the global environment.
>
I'm a bit at a loss. Why is it so wrong and evil? In other words, how
should one modify variables in the global environment? Through the use
of return()?
Regards
Liviu