labeledwhile.java

来自「中文JAVA编程思想第二版,一本很好的JAVA入门书籍!」· Java 代码 · 共 37 行

//: c03:LabeledWhile.java
// From 'Thinking in Java, 2nd ed.' by Bruce Eckel
// www.BruceEckel.com. See copyright notice in CopyRight.txt.
// Java's "labeled while" loop.

public class LabeledWhile {
  public static void main(String[] args) {
    int i = 0;
    outer:
    while(true) {
      prt("Outer while loop");
      while(true) {
        i++;
        prt("i = " + i);
        if(i == 1) {
          prt("continue");
          continue;
        }
        if(i == 3) {
          prt("continue outer");
          continue outer;
        }
        if(i == 5) {
          prt("break");
          break;
        }
        if(i == 7) {
          prt("break outer");
          break outer;
        }
      }
    }
  }
  static void prt(String s) {
    System.out.println(s);
  }
} ///:~