两个引用同指向一个对象

代码练习

package it.com.qq;

public class Phone2Demo {

public static void main(String[] args) {

Phone2 p=new Phone2();

p.brand="三星";

p.price=8450;

System.out.println(p.brand+p.price );//三星8450

Phone2 p2= p;

System.out.println(p2.brand+p2.price );//三星8450

p.brand="苹果";

p.price=8888;

System.out.println(p.brand+p.price );//苹果8888

System.out.println(p2.brand+p2.price );//苹果8888

}

}