#include <iostream>
class base {
void base_priv(char * n)
{ std::cout << "base_priv called from: " << n << "\n"; };
protected:
void base_prot(char * n)
{ std::cout << "base_prot called from: " << n << "\n"; };
public:
void base_publ(char * n)
{ std::cout << "base_publ called from: " << n << "\n"; };
void test(char * n) { base_publ(n); base_prot(n); base_priv(n); }
};
class derived : public base {
friend void derived_friend();
public :
void test(char * n) { base_publ(n); base_prot(n);}
};
void
derived_friend()
{
derived pd;
pd.base_publ("friend of derived class"); pd.base_prot("friend of derived class");
}
int main(int argc, char *argv[])
{
base b;
b.base_publ("base class object");
b.test("member of base class object");
std::cout << "\n";
derived pd;
pd.test("member of derived class object");
derived_friend();
std::cout << "\n";
}