From: Chad Perrin <code@...>
Date: 2012-02-08T13:38:30+09:00
Subject: Re: Using _ like in Scala?

On Wed, Feb 08, 2012 at 09:30:42AM +0900, Kevin wrote:
> On Tue, Feb 7, 2012 at 1:49 PM, Chad Perrin <code@apotheon.net> wrote:
> > On Tue, Feb 07, 2012 at 02:56:30PM +0900, Kevin wrote:
> >>
> >> It would make more sense to just eliminate the need to type even a
> >> place holder while keeping the current form. �I.E. fruits.each{puts}
> >> Or come up with semantics that allow the interpreter to accept an
> >> input like "puts fruits" and have Ruby unwind the collection.
> >
> > What -- like this?
> >
> > � �$ irb
> > � �>> fruits = ['apple', 'orange']
> > � �=> ["apple", "orange"]
> > � �>> puts fruits
> > � �apple
> > � �orange
> > � �=> nil
>
> Yes.  Does this only work in the REPL?  I've never tried that kind of
> order in real code.

As mentioned elsewhere, this works in Ruby, period.

-- 
Chad Perrin [ original content licensed OWL: http://owl.apotheon.org ]