From: Ken Bloom <kbloom@...>
Date: 2008-04-19T05:10:04+09:00
Subject: Re: how to change objects in heap?

On Fri, 18 Apr 2008 14:33:48 -0500, Dmitry Regent wrote:


>> a = [10]
>> b = a
>> c = a
>> 
>> a[0] = 20
>> puts b[0]
>> puts c[0]
>> 
>> --output:--
>> 20
>> 20
> 
> This way you are correcting existed object. But if you will do
> 
> a = Array.new
> 
> a => []
> 
> but!
> 
> b = [20]
> c = [20]
> 
> I want to get C++ analog in ruby for operation with pointer. When i can
> destract object and constract new with this pointer.

Ruby doesn't have pointers or references the way C++ does. To get similar 
behavior, you can mimic it using a 1-element array. That's what 7stud-- 
was demonstrating, though some description of the theory would have 
helped.

--Ken

-- 
Ken (Chanoch) Bloom. PhD candidate. Linguistic Cognition Laboratory.
Department of Computer Science. Illinois Institute of Technology.
http://www.iit.edu/~kbloom1/