1. If you are creating something that provides common functionality to unrelated classes, use an interface . 2. If you are creating something for objects that are closely related in a hierarchy, use an abstract class.
Read moreShould I use abstract or interface?
If the functionality we are creating will be useful across a wide range of disparate objects, use an interface . Abstract classes should be used primarily for objects that are closely related, whereas interfaces are best suited for providing a common functionality to unrelated classes.
Read moreWhat is difference between abstract and interface?
Abstract class and interface both can’t be instantiated. But there are many differences between abstract class and interface that are given below. … Difference between abstract class and interface. Abstract classInterface3) Abstract class can have final, non-final, static and non-static variables.Interface has only static and final variables.Difference between Abstract class and Interface – Javatpoint www.javatpoint.com › difference-between-abstract-class-and-interface
Read moreWhat is meant by abstract classes?
An abstract class is a class that is declared abstract —it may or may not include abstract methods. Abstract classes cannot be instantiated, but they can be subclassed.
Read moreWhat is a abstract class C++?
An abstract class is a class that is designed to be specifically used as a base class . An abstract class contains at least one pure virtual function. You declare a pure virtual function by using a pure specifier ( = 0 ) in the declaration of a virtual member function in the class declaration.
Read more