how to copy SubClass object in BaseClass copy constructor

Question

I would like to make copy of SubClass object in BaseClass constructor. I need that the following code execute correctly.

class BaseClass{
    BaseClass() {}
             


        

Answer 1

You seems to be having a design upside-down. If you need to do what you are asking then you need to re-think over your design. Ideally in your subclass constructor, you should be copying or initializing the base class properties by calling super().