Java oop复习：异常补充，重载

package a;

public class dianqi {public String name ;

public double jiage;

public String yanse;

public double weight;

public void dyx(){

System.out.println(this.name+"打游戏");}//功能

public void ddh(){

System.out.println(this.name+"打电话");}

public void pz(){

System.out.println(this.name+"拍照");}

}

 class  yichang{

public static void main(String[] args){

dianqi a=new dianqi();

a.name="笔记本电脑";

a.jiage=234;

a.yanse="白色";

a.weight=11;

a.dyx();

dianqi b=new dianqi();

b.name="手机";

b.jiage=567;

b.yanse="绿色";

b.weight=12;

b.ddh();

dianqi c=new dianqi();

c.name="相机";

c.jiage=122;

c.yanse="蓝色";

c.weight=13;

c.pz();

}

}