20 lines
379 B
Java
20 lines
379 B
Java
import poly.Animal;
|
|
import poly.Cat;
|
|
import poly.Dog;
|
|
|
|
public class Java23 {
|
|
public static void main(String[] args) {
|
|
// 추상클래스
|
|
// Animal animal = new Animal; (X)
|
|
// upcasting 으로 활용
|
|
Animal cat = new Cat();
|
|
Animal dog = new Dog();
|
|
|
|
cat.eat();
|
|
cat.move();
|
|
|
|
dog.eat();
|
|
dog.move();
|
|
}
|
|
}
|