OOP functin that sort an array of struct

[gazoo]

Can anyone tell me what is this, to me it look like struct in a struct, if I were to write the OOP program to sort an array 5 of these object variables, where would I start?? What will be the out put should look like?? Can someone give an example???? Istart out then :icon_confused:

#include <iostream>
#include <string>

using namespace std;

void sort(object* arr, int num);

int mian()
{

struct object

{
    bool (*compare) (object first, first, object second);
    void (*display) (object in);
    union
    {
        int intVal;
        char* strVal;

    };

};


cin.get();
return (0);
}