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vfunc.cpp
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67 lines (51 loc) · 1.01 KB
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#include <iostream>
using namespace std;
class Base_Class {
private:
int i, m, n;
public:
Base_Class()
{
}
virtual ~Base_Class()
{
}
virtual void function(void) {cout << "Base class virtual method"<< endl;}
};
class Derived_Class_1: public Base_Class {
public:
Derived_Class_1()
{
}
~Derived_Class_1()
{
}
void function(void) { cout << "Derived Class 1 virtual method" << endl;}
};
class Derived_Class_2: public Base_Class {
public:
Derived_Class_2()
{
}
~Derived_Class_2()
{
}
void function(void) { cout << "Derived Class 2 virtual method" << endl;}
};
int main(int argn, char** ptr)
{
Base_Class *mainObj;
Base_Class *baseObj = new Base_Class();
Derived_Class_1 *derivedObj1 = new Derived_Class_1();
Derived_Class_2 *derivedObj2 = new Derived_Class_2();
mainObj = baseObj;
mainObj->function();
mainObj = derivedObj1;
mainObj->function();
mainObj = derivedObj2;
mainObj->function();
delete baseObj;
delete derivedObj1;
delete derivedObj2;
return 0;
}