From: Henry Oss <oss.hcs@...>
Date: 2010-05-12T05:31:01+09:00
Subject: Re: Super simple newbie Q about methods

Alex DeCaria wrote:
> 
> The 'i' in your method is local to the method.  It is not the same 'i' 
> as outside the method.
> 
> Instead, do
> 
>  def add(i,j)
>    i = i + j
>  end
> 
>    i = 1
> 
>    puts i
>     i = add(i,3)
>    puts i

Thanks for that, but I was looking for a way of passing by address.  In 
fact I thought that, because everything was an object in Ruby everything 
was always passed by address.  I would like to understand when it is not 
the case.
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