On Jul 13, 2012, at 23:31 , Mike Onofrietto wrote:

> Thanks. I'll look into it. To me they should be two separate objects =
so=20
> I would not expect the two names to refer to the same array.

variables are not objects. variables are names given to references to =
objects. After var2=3Dvar1 you had this setup:

var1 --> +-----+
         | obj |
var2 --> +-----+