ex0908.cpp

teach yourself C++ in 21 days 第五版

#include <iostream>
using namespace std;
class CAT
{
    public:
       CAT(int age) { itsAge = age; }
       ~CAT(){}
       int GetAge() const { return itsAge;}
    private:
       int itsAge;
};

CAT & MakeCat(int age);
int main()
{
   int age = 7;
   CAT Boots = MakeCat(age);
   cout << "Boots is " << Boots.GetAge()
        << " years old" << endl;
   return 0;
}

CAT & MakeCat(int age)
{
   CAT * pCat = new CAT(age);
   return *pCat;
}