From: Andrea Dallera <andrea@...>
Date: 2010-04-12T06:34:04+09:00
Subject: Re: Method call within a class

Hei Li,

	yes, the default deceiver is 'self' so, if omitted, the receiver for
any message will be the istance itself.

-- 
Andrea Dallera
http://github.com/bolthar/freightrain
http://usingimho.wordpress.com


On Mon, 2010-04-12 at 04:15 +0900, Li Chen wrote:
> Andrea Dallera wrote:
> > Hei,
> > 
> >   "each"'s receiver will be an instance of a class that includes the
> > module Enumerable and "size"'s receiver will be an instance of the class
> > Array. Example:
> > 
> > array = Array.new
> > p array.size # => 0
> > 
> > class MyEnumerable
> >   include Enumerable
> > 
> > end
> > 
> > foo = MyEnumerable.new
> > foo.each_with_index # doesn't raise, the method is defined
> >
> 
> Hi Andrea,
> 
> Thank you very much. So the receiver can be omitted when the method is 
> called within a class, right?
> 
> Li