On Thu, 24 Jan 2002 12:42:15 +0100, ts wrote:

>>>>>> "O" == Olivier CARRERE <carrere / artemis.jussieu.fr> writes:
> 
> O> b+="thing"
> 
>  This is the same than
> 
>    b = b + "thing"

Ok, that's why it doesn't work!
b+"thing" returns a new object which is affected to b!

So '=' creates a reference, and I have to .clone an object to grab a
reference to a copy of it?