From: Giles Bowkett <gilesb@...>
Date: 2006-05-16T03:36:17+09:00
Subject: Re: Struct.new vs class

is "*a" basically a keyword args flag that tells initialize() to take
any and all args and just pass them up the chain to super()?

On 5/15/06, Mark Volkmann <r.mark.volkmann@gmail.com> wrote:
> On 5/15/06, Mauricio Fernandez <mfp@acm.org> wrote:
> > On Mon, May 15, 2006 at 09:43:20PM +0900, Mark Volkmann wrote:
> > > What is this supposed to do?  It doesn't seem to allow me to create a
> > > Sample object and pass parameters to new. I think the OP wanted that.
> >
> > class Sample < Struct.new(:note_length, :sequence, :note, :channel)
> >     def initialize(*a)
> >       super
> >       # ...
> >     end
> > end
> >
> > RUBY_VERSION             # => "1.8.4"
> > Sample.new(2, 3, 4, 5)   # => #<struct Sample note_length=2, sequence=3, note=4, channel=5>
>
> Ah!  Your initialize method takes a "*a" parameter, but the original
> example did not. That fixes it. Thanks!
>
> --
> R. Mark Volkmann
> Object Computing, Inc.
>
>


-- 
Giles Bowkett
http://www.gilesgoatboy.org