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#include <iostream>
class Base
{
public:
virtual ~Base();
virtual void pureimp() = 0;
};
Base::~Base()
{}
void Base::pureimp()
{
std::cout << "Base::pureimp() called\n";
}
class Derived: public Base
{
public:
void pureimp() override;
};
inline void Derived::pureimp()
{
Base::pureimp();
std::cout << "Derived::pureimp() called\n";
}
int main()
{
Derived derived;
derived.pureimp();
derived.Base::pureimp();
Derived *dp = &derived;
dp->pureimp();
dp->Base::pureimp();
}
// Output:
// Base::pureimp() called
// Derived::pureimp() called
// Base::pureimp() called
// Base::pureimp() called
// Derived::pureimp() called
// Base::pureimp() called
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