In this article we will learn how to implement a pure virtual function program in C++. A C++ program is provided to illustrate the concept of pure virtual function and calculate the area of different shapes by using abstract class. Program is as follows: #include <iostream> using namespace std; class Shape { public: virtual void […]
In this article we will look at how to implement a CPP program to demonstrate runtime polymorphism. A C++ program is provided below to illustrate runtime polymorphism. Program is as follows: #include <iostream> using namespace std; class Animal { public: virtual void sound() = 0; virtual void move() = 0; }; class Dog : public […]
In this article we will try to implement a CPP program to show how constructors are invoked in derived class. A C++ program is given below to demostrate how constructors are invoked in derived class. Program is as follows: #include <iostream> using namespace std; class A { protected: int x; public: A(int p) { […]
In this article we will learn to implement a CPP program to illustrate the order of execution of constructors and destructors in inheritance. A C++ program is provided below to demonstrate in which order constructors and destructors are executed in inheritance. Program is as follows: #include <iostream> using namespace std; class A { public: […]
In this article we will learn to implement a CPP program to implement virtual base class. A C++ program is provided below to illustrate virtual base class. Program is as follows: #include <iostream> using namespace std; class A { protected: int x; }; class B : virtual public A { private: int y; public: […]
In this article we will learn to implement a CPP program to overload assignment operator. A C++ program is provided below to implement overloading of assignment operator. Program is as follows: #include <iostream> using namespace std; class Number { private: int x; public: Number(int p) { x = p; } Number operator =(Number &n) […]
In this article we will learn to implement a CPP program to overload binary operator using non member function. A C++ program is provided below to overload binary operator. Program is as follows: #include <iostream> using namespace std; class Complex { private: float real; float imag; public: Complex(){} Complex(float r, float i) { real […]
In this article we will learn to implement a CPP program to overload unary operator using member function. A C++ program is overloaded to overload unary operator using member function. Program is as follows: #include <iostream> using namespace std; class Number { private: int x; public: Number(int p) { x = p; } void […]
In this article we will learn to implement a CPP program to illustrate pointer to a class. A C++ program is given below to illustrate pointer to a class. Program is as follows: #include <iostream> using namespace std; class A { private: int x; int y; public: A(int x, int y) { this->x = […]
In this article we will learn to implement a CPP program to illustrate this pointer. A C++ program is provided below to demonstrate this pointer. Program is as follows: #include <iostream> using namespace std; class A { private: int x; int y; public: A(int x, int y) { this->x = x; this->y = y; […]