Java How to Program, Early Objects, 11th Edition

... L.1 Labeled break statement exiting a nested for statement.

 1      // Fig. L.1: BreakLabelTest.java
 2      // Labeled break statement exiting a nested for statement.
 3      public class BreakLabelTest {
 4         public static void main(String[] args) {
 5            stop: // labeled block
 6            {
 7               // count 10 rows
 8               for (int row = 1; row <= 10; row++) {
 9                  // count 5 columns
10                  for (int column = 1; column <= 5 ; column++) {
11                     if (row == 5) { // if row is 5,
12                        break stop; // jump to end of stop block
13                     }
14
15                     System.out.print("* ");
16               }
17
18               System.out.println(); // outputs a newline
19             }
20
21             // following line is skipped
22             System.out.println("\nLoops terminated normally");
23          } // end labeled block
24       }
25     }

*    *   *   *    *
*    *   *   *    *
*    *   *   *    *
*    *   *   *    *

The block (lines 5–23 ...