5.创建对象内存分析 

 1 package com.oop.demo03;
 2 
 3 public class Pet {
 4     public String name;
 5     public int age;
 6 
 7     //无参构造
 8 
 9     public void shout() {
10         System.out.println("叫了一声");
11     }
12 }
 1 package com.oop;
 2 
 3 import com.oop.demo03.Pet;
 4 
 5 public class Application {
 6 
 7     public static void main(String[] args) {
 8         Pet dog = new Pet();
 9         dog.name = "小猪";
10         dog.age = 3;
11         dog.shout();
12 
13         System.out.println(dog.name);
14         System.out.println(dog.age);
15 
16         Pet cat = new Pet();
17 
18     }
19 
20 }
posted @ 2020-01-21 17:25  断浮  阅读(110)  评论(0)  编辑  收藏  举报