class ArrayTest { public static void main(String[] args) { int[] arr; //对数组初始化 arr = new int[100]; for (int x = 0; x < 100 ;x++ ) { //对数组的每个元素进行赋值 arr[x] = x; } for (int x = 0; x < arr.length-1 ; x++ ) { //打印每个值 System.out.println(arr[x]); } } }