From: Simon ARNAUD <maz@...>
Date: 2002-02-26T10:24:48+09:00
Subject: Re: Assignment Rules

Yes, you understand it well. Wrinting
var1 = "qweqwe"
is equivalent to
var1 = String.new "qweqwe"

if you want to replace the string in var1, then you should use something
like this:
var1.replace "qweqwe"

Simon ARNAUD
aka Maz

On Tue, 26 Feb 2002 00:53:01 +0100, Sean O'Dell wrote:

> So, when I wrote:
> 
> var1 = "qweqwe" I must have been creating a new string object, right?
> 
> This is very wierd to me.  When I say objectvar = "asdasd", I sort of
> expect objectvar to be an object that receives the string.
> 
> So, when I say
> 
> var1 = 10
> var2 = var1
> var1 = 20
> 
> ...what's happening is var1 points to the object created by the
> expression '10', then var2 points to the same object, then var1 is
> changed to point to a new object created by the expression '20', right?
> 
> So, what's the rule?  Assignment only changes which object the left
> operand points to, but the right can either be an existing object, an
> object created explicitly using 'new' or something similar, or
> implicitly by expressing a string or number?
> 
>     Sean