创建对象内存分析

package com.oop.demo03;

public class Pet {
   public String name;
    public int age;

    public void shout(){
        System.out.println("叫了一声");
    }

}

/*
//一个项目应该这存在一个main方法
public class Application {
    public static void main(String[] args) {

        Pet dog=new Pet();
        dog.name="旺财";
        dog.age=3;
        dog.shout();

        System.out.println(dog.name);
        System.out.println(dog.age);

        Pet cat=new Pet();
        dog.name="奥秘";
        dog.age=1;
        dog.shout();

        System.out.println(dog.name);
        System.out.println(dog.age);

    }
}*/