From: dblack@...
Date: 2007-07-26T05:43:24+09:00
Subject: Re: Question - Passing parameters by reference

Hi --

On Thu, 26 Jul 2007, Okushi wrote:

> I think it's the clearest explanation so far Jason.
>
> I believe it's a good practice to stop thinking in terms of pointers
> and start thinking in terms of objects.
> You don't pass a variable by reference, you pass an object.

Or... you pass a reference by variable :-)  I think it's useful to
know that you're passing references around:

   a = "abc"
   b = a
   b << "def"
   a          # "abcdef"

vs. immediate values (symbols, integers), though of course it does all
indeed converge on objects.


David

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