Class_OOP_Virtual_Functions.cpp

#include "pch.h"
#include <iostream>
#include <string>
using namespace std;

//Parent Class
class Animal
{
public:
	string name;
	string food;
	int legs;
	Animal();
	~Animal();
	void Naming();
	virtual void Eating();
};

//Child Class
class Cats : public Animal
{
public:
	Cats();
	~Cats();
	int toys;
	void Playing();
	virtual void Eating();
};

//Constructor belonging to Animal class
Animal::Animal()
{
	cout << "Animal class constructor called!" << endl;
	name = "Default animal";
	food = "Animal food";
	legs = 4 ;
}

//Destructor belonging to Animal class
Animal::~Animal()
{
	cout << "Animal class destroyer called!" << endl;
}

//Definition of member function Naming() in Animal class
void Animal::Naming() {
	cout << "My name is " << name << endl;
}
void Animal::Eating() {
	cout << "My food is " << food << endl;
}


//Constructor belonging to Cats class
Cats::Cats()
{
	cout << "Cats class constructor called!" << endl;
	name = "Cats";
	food = "Cats food";
	toys = 1;
}

//Destructor belonging to Cats class
Cats::~Cats()
{
	cout << "Cats class destroyer called!" << endl;
}

//Definition of member function Playing() in Cat class
void Cats::Playing() {
	cout << "I have " << toys << " toy(s)." << endl;
}

void Cats::Eating() {
	cout << "i love to eat " << food << endl;
}
int main()
{
	Animal Generic_Animal;
	Animal* pGeneric_Animal = &Generic_Animal;
	pGeneric_Animal->Naming();
	pGeneric_Animal->Eating();

	cout << "\n\n" << endl;

	string Cat1food;
	Cats* pCat1 = new Cats;
	pCat1->name = "Garfield";
	pCat1->food = "Fish";
	pCat1->Naming();
	pCat1->Playing();
	pCat1->Eating();


	getchar(); //added to prevent console from closing after code is executed.
}