int main()
{
Dog vdog;
Pet vpet;
vdog.name = "Tiny";
vdog.breed = "Great Dane";
vpet = vdog;
//vpet.breed; is illegal since class Pet has no member named breed
Dog *pdog;
pdog = new Dog;
pdog->name = "Tiny";
pdog->breed = "Great Dane";
Pet *ppet;
ppet = pdog;
ppet->print(); // These two print the same output:
pdog->print(); // name: Tiny breed: Great Dane
//The following, which accesses member variables directly
//rather than via virtual functions, would produce an error:
//cout << "name: " << ppet->name << " breed: "
// << ppet->breed << endl;
//generates an error message: 'class Pet' has no member
//named 'breed' .
//See Pitfall section "Not Using Virtual Member Functions"
//for more discussion on this.
return 0;
}
int main() {
std::cout << "DOG:" << std::endl;
Dog myDog;
myDog.setName("Barkley");
myDog.setWeight(10);
myDog.print();
std::cout << "OWNEDDOG:" << std::endl;
OwnedDog ownedDog;
ownedDog.setName("OwnedBarkley");
ownedDog.setOwner("Ale");
ownedDog.setWeight(20);
ownedDog.print();
return 0;
}
