Person.h

#include <string>

class Person
{
    private:
        // TODO: update sortvalue with dependency injection to pass a value in and do conditional returns
        string sortValue();

    public:
        string personID, fName, lName, street, city, state, zip;

        bool operator == (Person p) {return (sortValue() == p.sortValue());};
        bool operator != (Person p) {return (sortValue() != p.sortValue());};
        bool operator > (Person p) {return (sortValue() > p.sortValue());};
        bool operator < (Person p) {return (sortValue() < p.sortValue());};
        bool operator >= (Person p) {return (sortValue() >= p.sortValue());};
        bool operator <= (Person p) {return (sortValue() <= p.sortValue());};

};

#include "Person.cpp"