From: William James <w_a_x_man@...>
Date: 2006-03-13T07:18:44+09:00
Subject: Re: array element access

Daniel Harple wrote:
> On Mar 12, 2006, at 9:34 PM, Tomas Fischer wrote:
>
> > Hi,
> >
> > I've got an array a= [1,2,3,4,5,6] and want to access each second
> > element:
> > b=[2,4,6]. How is this done in ruby?
> >
> > I know, that I can use a for-loob and modulo operator, but I think
> > there
> > is a "ruby way" of doing this.
> >
> > Thanks.
> > tomas
> >
> > --
> > Posted via http://www.ruby-forum.com/.
> >
>
> require 'enumerator'
> a = (1..10).to_a
> p a.enum_for(:each_slice, 2).collect { |m| m[1] } # -> [2, 4, 6, 8, 10]
> 
> -- Daniel

f=1
[1,2,3,4,5,6].select{f=!f}.each{|x|p x}