A question about polymorphism.

Learning polymorphic time, encountered such a problem, in the beginning, I think the answer will be "seven Dwarft", "Disneymovie", "Seven Dwarfts", "Miki Mouse"

Then, I experimented with VS2013 in person.

The results are as follows:

Not the same as I expected, then read through the books, I know. For example, A objecta = new D (); This line of statement, the implementation of the process is, new () will be

First Find, Class D, the base class A, see the function is virtual, and then along the inheritance relationship down, find the first override, is Objectb.movie (), so this sentence

The execution result of the statement is Disneymovie

A question about polymorphism.