You would use an interface if you needed a bunch of different classes to have some method (named the same but implemented differently in each) and you wanted to use them interchangeably. You would also use an interface if there was no data involved, only methods.
Read moreWhat is a difference between an interface and an abstract class?
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 the difference between abstract class and interface?
Abstract class and interface both are used to achieve abstraction where we can declare the abstract methods. Abstract class and interface both can’t be instantiated. … Difference between abstract class and interface. Abstract classInterface7) An abstract class can be extended using keyword “extends”.An interface can be implemented using keyword “implements”.Difference between Abstract class and Interface – Javatpoint www.javatpoint.com › difference-between-abstract-class-and-interface
Read moreWhich is better abstract class or interface in C#?
An interface is better than an abstract class when multiple classes need to implement the interface . The member of the interface cannot be static. The only complete member of an abstract class can be static. C# does not support multiple inheritances; interfaces are mainly used to implement the multiple inheritances.
Read moreWhat is the difference between an abstract class and interface?
The key technical differences between an abstract class and an interface are: Abstract classes can have constants, members, method stubs (methods without a body) and defined methods, whereas interfaces can only have constants and methods stubs .
Read moreWhich is better to use interface or abstract class?
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 . Interfaces are a good choice when we think that the API will not change for a while.
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