From: Tom Willis <tom.willis@...>
Date: 2005-03-10T23:55:31+09:00
Subject: Re: Is iterating in lock-step possible?

On Thu, 10 Mar 2005 23:28:24 +0900, Brian Schr�der <ruby.brian@gmail.com> wrote:
> On Thu, 10 Mar 2005 22:06:10 +0900, ts <decoux@moulon.inra.fr> wrote:
> > >>>>> "B" == =?ISO-8859-1?Q?Brian Schr=F6der?= <ISO-8859-1> writes:
> >
> > B> Or in simple cases where the additional memory overhead is not
> > B> important, you can also use the zip funtion. I.e.
> >
> > B> %w(eins zwei drei).zip([1,2,3]).each do | name, value |
> > B>   puts "The value of #{name} is #{value}"
> > B> end
> >
> >  Why do you use #each ?
> >
> > svg% ruby -e '%w(eins zwei drei).zip([1,2,3]) {|a, b| puts "#{a} #{b}" }'
> > eins 1
> > zwei 2
> > drei 3
> > svg%
> >
> >  no memory overhead
> >
> > Guy Decoux
> >
> >
> 
> Thank you, I thought that was something not yet in the standard lib.
> Wasn't there a discussion about this on this list not so long ago?
> Anyway, learned something more.
> 
> regards,
> 
> Brian
> 
> --
> Brian Schr�der
> http://ruby.brian-schroeder.de/
> 
> 

I needed to do this the other day, but I was too embarassed to ask. :(

-- 
Thomas G. Willis
http://paperbackmusic.net