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注： 此为英文资料整理，如需翻译请私信或留评论Multiple Inheritance (MI) DefinitionMultiple inheritance just means inheriting from more than one base class, but it is not uncommon for MI to be found in hierarchies that hav...

DefinitionPrivate inheritance doesn’t mean is-a. In contrast to public inheritance, compilers will generally not convert a derived class object into a base class object if the inheritance relationshi...

DefinitionComposition is the relationship between types that arises when objects of one type contain objects of another type. Composition is also known as layering, containment, aggrega- tion, and em...

Pure Virtual FunctionA pure virtual function (or abstract function) in C++ is a virtual function for which we don’t have implementation, we only declare it. A pure virtual function is declared by ass...