小编Rrr*_*Rrr的帖子

这是代码:

#include <iostream>
#include <vector>
#include <array>

class Parent
{
public:
    virtual void whatAmI(){std::cout << "A Parent" << std::endl;}
    virtual long getValue(){std::cout << "value from Parent " << std::endl; return value;}
    long value;
};

class Child : public Parent
{
public:
    virtual void whatAmI(){std::cout << "A child" << std::endl;}
    virtual long getValue(){std::cout << "value from Child " << std::endl; return value;}
    long value;
};

class SomeClass
{
public:
    Parent * parent;
};

int main()
{

Child c = Child();
SomeClass …