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QQ the difference between interface and inheritance. the purpose is to define standards, while inheritance is used to create the relationship between parent class and child class. the implementation method is to implement. the interface can only be implemented through implementation. inheritance can share code between parent class and child class. multipleness. a class can implement multiple interfaces, but can only inherit one parent class. the degree of abstraction is that the interface usually defines more abstract contracts, while the inheritance definition has more specific implementation details, flexibility, and the interface is more flexible, because methods can be added or deleted at any time, while inheritance may require modification of the parent class and...
