VIP35/src/main/java/com/sf/day07/PhoneTest.java

package com.sf.day07;

public class PhoneTest {
    public static void main(String[] args) {
        Person person = new Person();
        Phone phone = new Phone();
        phone.cpu = 8;
        phone.rom = "1111";
        phone.ram = "128";

        person.phone = phone;
        phone.printInfo(phone);
    }
}