From: Robert Dober <robert.dober@...>
Date: 2007-05-30T17:40:34+09:00
Subject: Re: Underscore

On 5/30/07, Brian Candler <B.Candler@pobox.com> wrote:
> On Wed, May 30, 2007 at 07:50:05AM +0900, Logan Capaldo wrote:
> > On 5/29/07, Robert Klemme <shortcutter@googlemail.com> wrote:
> > >
> > >
> > >I was too fast (again).  Even though the return value is used, I'd rather
> > >do
> > >
> > >n.times { x = yield x }
> > >
> > >than using #inject which does more than needed in this case.  :-)
> > >
> > >Now, did I look at all aspects...?
> >
> >
> > Almost.
> > you'd actually need
> > n.times { x = yield x }
> > x
>
> Almost almost :-)
>
> x = nil
> n.times { x = yield x }
> x
>
>
Robert was very quick indeed, he did not repeat the context of the
expression which was

def forgot_the_name(x,...)
    n.times{ x = yield x }
end

Now it works ;)
I still fail to see what the array was used for ;)

Robert


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