Given:
1 public class
Test {
2 public static
String output ="";
3
4 public static void foo(int i) {
5 try {
6 if(i==1) {
7 throw new Exception();
8 }
9 output += "1";
10 }
11 catch(Exception e) {
12 output += "2";
13 return;
14 }
15 finally {
16 output += "3";
17 }
18 output += "4";
19 }
20
21 public static void main(String args[]) {
22 foo(0);
23 foo(1);
24
25 }
26 }
What is the value of the variable output at line 23?