package chapter03;


class InstanceofDemo {
    public static void main(String args[]) {
        Parent obj1 = new Parent();
        Parent obj2 = new Child();
        System.out.println("obj1 instanceof Parent: " +
                (obj1 instanceof Parent));
        System.out.println("obj1 instanceof Child: " +
                (obj1 instanceof Child));
        System.out.println("obj1 instanceof MyInterface: " +
                (obj1 instanceof MyInterface));
        System.out.println("obj2 instanceof Parent: " +
                (obj2 instanceof Parent));
        System.out.println("obj2 instanceof Child: " +
                (obj2 instanceof Child));
        System.out.println("obj2 instanceof MyInterface: " +
                (obj2 instanceof MyInterface));
    }
}

class Parent{}
class Child extends Parent implements MyInterface{}
interface MyInterface{}
