loop1:for(int i = 0;i<2;i++){ loop2:for (int j = 0;j<2;j++){ loop3:for (int k = 0;k<2;k++){ System.out.println(1); // continue loop1; 结果114 // break loop1; 结果14 // throw new Exception(); 结果1 异常 } System.out.println(2); } System.out.println(3); } System.out.println(4); }