[ miljannet @ 16.05.2014. 01:07 ] @
Prisecao sam se necega u vezi operatora na oracleovom sajtu i naisao sam na ovaj code Code: 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 {} Koji mi je skroz nejasan i nije mi jasno sta se ovde desava ? Ovo sada tek prvi put vidim i nikada ga do sada nisma koristio a nalazi se u osnovama jave u delu operatori ? Moze neko da mi objasni sta je ovo i kada se koristi. Hvala unapred. |