From: Robert Dober <robert.dober@...>
Date: 2007-06-10T20:50:06+09:00
Subject: Re: fun with "case"

On 6/10/07, Robert Klemme <shortcutter@googlemail.com> wrote:
> On 10.06.2007 12:49, Joachim Glauche wrote:
> > Why not do a simply use
> >
> > case [1,2,3].size
> >
> > instead?
>
> Because a) it's too simple and bloody obvious, b) less fun (see subject
> :-)) and c) it does not work if you also have other criteria (i.e. which
> do not use the size but content). :-)
or in other words you can write

case list
   when []
      puts :empty
   when 1
      puts :not_empty
   else
      puts :close_to_infinity
end

as a matter of fact writing

case list.size
becomes an unnecessary early commitment!!!

T'is really kool Robert

Cheers
Robert
>
> Kind regards
>
>         robert
>
>


-- 
You see things; and you say Why?
But I dream things that never were; and I say Why not?
-- George Bernard Shaw