From: SonOfLilit <sonoflilit@...>
Date: 2007-02-19T22:27:02+09:00
Subject: Re: For loops don't count down

Numeric#step counts down:

5.step(-1) do |i|
 #stuff
end

Aur

On 2/19/07, Robert Dober <robert.dober@gmail.com> wrote:
> On 2/19/07, David Vallner <david@vallner.net> wrote:
> > On Mon, 19 Feb 2007 07:28:36 +0100, Michael Fellinger
> > <m.fellinger@gmail.com> wrote:
> > > what it essentially does is:
> > >
> > > (1..5).to_a.reverse.each do |number|
> > >   puts number
> > > end
> > >
> >
> > Syntactically, I'd prefer "for number in 5..1" to that monstrous method
> > chain any day of the week.
> Completely agree, for esthetically reasoning.
> But in practice, I am afraid that there is no way to have this David.
> As we need 5..1 to be an empty range, or am I blocked?
> >
> > David Vallner
> >
> >
> Robert
>
> --
> We have not succeeded in answering all of our questions.
> In fact, in some ways, we are more confused than ever.
> But we feel we are confused on a higher level and about more important things.
> -Anonymous
>
>