1 public class Shuzuduixiangxingwei {
2 private int size;
3 private String name;
4
5 public int getSize(){
6 return size;
7 }
8 public void setSize(int x){
9 size = x;
10 }
11 public static void main(String[] args){
12 Shuzuduixiangxingwei[] pets = new Shuzuduixiangxingwei[3];
13 pets[0] = new Shuzuduixiangxingwei();
14 pets[1] = new Shuzuduixiangxingwei();
15 pets[2] = new Shuzuduixiangxingwei();
16
17 for(int i=0 ;i<3;++i){
18 pets[i].setSize(10+3*i);
19 }
20 for(int i=0;i<3;++i){
21 System.out.println("狗狗"+i+"的size是:"+pets[i].getSize());
22 }
23 }
24 }
![](https://images2015.cnblogs.com/blog/880303/201609/880303-20160915150544117-1161447441.jpg)