public class BreakKeywords2 { public static void main(String[] args) { for (int i = 1; i <= 5; i ++) { // 打印i的值 System.out.println(i); for (int j = 1; j<=5; j ++) { if(j == 3) { // 条件语句 System.out.println("当j等于3时，终止循环！"); break; } // 打印j的值 System.out.println(j); } } } }