From: Shannon Fang <xrfang@...>
Date: 2002-12-04T00:15:18+09:00
Subject: Re: call-by-reference problem again

Hi All,

I thought this problem over, and I admit I'm wrong, what I see the 
difference is that:

a=b=c=d=Array.new

a<< string

Then b, c, d all changed, but if you use a=[string], b, c, d will not 
change. This is because by the assignment, a is pointed to some new array 
object...

Shannon

> > That's no different than:
> >
> > a=b=c=d=e=[1, 2, 3]
> > a=[4, 5, 6]
>
>That's my point. There's nothing special about Array in Ruby... but the
>'[]' notation which is just syntactic sugar anyway.
>


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