打印1个元素,不让循环变量i++,走出思维定式(执行一次循环体,就i++)。public class OneForPrint2DArr {
代码如下 | 复制代码 |
publicstaticvoidmain(String[] args)throwsException { int[][] a = { {1,2,3}, {4,5} }; for(inti =0, j =0; i < a.length;) { System.out.println(a[i][j]); j++; if(j >= a[i].length) { i++; j =0; } } } } |