Abstract class with example
Abstract classes are classes which does not require any implementation . What ever be the methods written in the abstract clases it should be override in the derived class . The main point regarding the abstract class is that we can not create objects for the abstract classes . So the flow is like , 1) We are writing methods in the abstract classes. Should use the keyword Abstract for the class and should use virtual for the methods . 2) If we need to do any operation by default whenever a method is calling, like that operations can be written inside the virtual methods of the abstract classes .So that from some places suppose we are calling this method , automatically the common operations will occur and we can add extra functionalities if needed in the calling places. ...