C++ Practical Programs
Aim
Write a C++ program to use pointer for both base and derived classes and call the member function. Use Virtual keyword.
Procedure
Implementation
Example
#include <iostream>
using namespace std;
class Weapon
{
public:
virtual void features()
{
cout << "Loading weapon features.\n";
}
};
class Bomb : public Weapon
{
public:
void features()
{
this->Weapon::features();
cout << "Loading bomb features.\n";
}
};
class Gun : public Weapon
{
public:
void features()
{
this->Weapon::features();
cout << "Loading gun features.\n";
}
};
class Loader
{
public:
void loadFeatures(Weapon *weapon)
{
weapon->features();
}
};
int main()
{
Loader *l = new Loader;
Weapon *w;
Bomb b;
Gun g;
w = &b;
l->loadFeatures(w);
w = &g;
l->loadFeatures(w);
return 0;
}
Result
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