Here, at compile time, the compiler used mailCheck() in Employee to validate this statement. At run time, however, the JVM invokes mailCheck() in the Salary class. This behavior is referred to as virtual method invocation, and these methods are referred to as virtual methods. An overridden...
Learn: What is Polymorphism in C++ programming language, how many types of polymorphism C++ have? What is C++ Polymorphism?Polymorphism is an important and basic concept of OOPS. Polymorphism specifies the ability to assume several forms. It allows routines to use variables of different types at ...
C++ OOPS Classes and Objects Access Controls in classes Defining class and object Accessing Data Members Member Functions in class Types of Member Functions Inline Functions Function Overloading Constructor and Destructor Static Keyword Const Keyword Refrences Copy Constructor Pointer to Members Inheritance...
If a function is declared asvirtualin the base class, it will be virtual in all its derived classes. The address of the virtual Function is placed in theVTABLEand the copiler usesVPTR(vpointer) to point to the Virtual Function.