From: Martin DeMello <martindemello@...>
Date: 2007-04-29T03:18:32+09:00
Subject: Re: Output A File w/ Line Numbers?

On 4/28/07, John Joyce <dangerwillrobinsondanger@gmail.com> wrote:
> >
> So let me see if I got this close to straight:
> each_with_index is like each in that it alows you to iterate through
> the array, but additionally hands over a counter that is also
> incremented?! If this is the deal, then I'm gonna have to go to rehab
> because of that method. How useful it will be. I think for the last
> week I've been wanting exactly that in more places than I can think
> of. Where I had been building iterating blocks with some externally
> initialized counter. I knew I'd missed something golden. Hadn't
> looked into the Enumerator lib yet. Been forging through the File an
> IO stuff.

Wait till you feel the need for map_with_index :)

martin