method pointer造句

:You should be aware that method pointers are not real pointers, and that whatever it is you're trying to do with them is probably better done with polymorphism.
While code using the Turbo Pascal object model could still be compiled, Delphi featured a new syntax using the keyword class in preference to object, the Create constructor and a virtual Destroy destructor ( and negating having to call the New and Dispose procedures ), properties, method pointers, and some other things.
In this model, objects are entities that combine " structure, with the addition of method pointers, member access control, and an implicit data member which locates instances of the class ( i . e . actual objects of that class ) in the class hierarchy ( essential for runtime inheritance features ).
There are a variety of different ways to implement such dynamic dispatch, but the vtable ( virtual table ) solution is especially common among C + + and related languages ( such as Delphi, also tend to use the vtable approach, because it allows objects to use a different implementation simply by using a different set of method pointers.
It's difficult to find method pointer in a sentence. 用method pointer造句挺难的