Ikk：新頁面: 15. public class Yippee{ 16. public static void main(String[] args){ 17. for(int x = 1; x < args.length; x++){ 18. System.out.print(args[x] + " "); 19. } 20. ...

2013-03-30T05:48:29Z

新頁面: 15. public class Yippee{ 16. public static void main(String[] args){ 17. for(int x = 1; x < args.length; x++){ 18. System.out.print(args[x] + " "); 19. } 20. ...

新頁面

15. public class Yippee{
16. public static void main(String[] args){
17. for(int x = 1; x < args.length; x++){
18. System.out.print(args[x] + " ");
19. }
20. }
21. }

and two separate command line invocations:
java Yippee
java Yippee 1 2 3 4

What is the result?
A. No output is produced.
1 2 3
B. No output is produced.
2 3 4
C. No output is produced.
1 2 3 4
D. An exception is thrown at runtime.
1 2 3
E. An exception is thrown at runtime.
2 3 4
F. An exception is thrown at runtime
1 2 3 4

<div class="toccolours mw-collapsible mw-collapsed">
<span style="font-size:medium;">解答</span>

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<div class="mw-collapsible-content">
<span style="font-size: medium;">Ans: B </span>

<span style="font-size:medium;"> 解說:
第一次執行，沒有參數，args.length=0，for迴圈不會跑
第二次執行，有4個參數，args.length=4，for迴圈從1~3，印args[1]~args[3]

</span>
</div></div>
{{SCJP 1.6版考題講解}}

SCJP 1.6版考題 098 - 修訂歷史

Ikk：新頁面: 15. public class Yippee{ 16. public static void main(String[] args){ 17. for(int x = 1; x < args.length; x++){ 18. System.out.print(args[x] + " "); 19. } 20. ...