In reply to dave_59:
In reply to shanshan:
You do not want cloning. And you do not seem to understand the difference between class objects and class handles. Please see this post and substitute your A/B for my ClassVar1/2.
Hi Dave,
Do you mean if I change item ‘a’ in A, then item ‘a’ in B also change in UVM. (if so, that’s what I expect, because I assume B is only a handler pointing to A)