java继承多态1

奋进的小暄

于 2025-01-26 11:02:25 发布

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文章标签： java 开发语言

本文链接：https://blog.youkuaiyun.com/2301_81564787/article/details/145366646

版权

package demo1;

public class Animal {

public String name;

public int age;

public void eat() {

System.out.println(this.name +" 正在吃饭...");

}

}

package demo1;
    public class Cat extends Animal {

        public void mimi() {
            System.out.println(this.name + " 正在咪咪叫......");
        }
    }

package demo1;
    public class Dog extends Animal {
        //public String name;
        public void bark() {
            System.out.println(this.name + " 正在汪汪叫.....");
        }
    }

package demo1;
    public class Test {
        public static void main(String[] args) {
            Dog dog = new Dog();
            dog.name = "大黄";
            dog.eat();
            dog.bark();

            System.out.println("==========");

            Cat cat = new Cat();
            cat.name = "小虎";
            cat.eat();
            cat.mimi();
        }
    }