SCJP題庫第121題

Given:

11. public class Test{

12.   public enum Dogs {collie, harrier, shepherd},

13.   public static void main(String[] args){

14.     Dogs myDog = Dogs.shepherd;

15.     switch(myDog){

16.     case collie:

17.       System.out.print("collie ");

18.     case default:

19.       System.out.print("retriever "),

20.     case harrier:

21.       System.out.print("harrier ");

22.     }

23.   }

24. }

What is the result?

A. harrier 

B. shepherd 

C. retriever 

D. Compilation fails 

E. retriever harrier 

F. An exception is thrown at runtime

Ans: D

解說： 

case default要寫在最後並且是default: