继承的基础代码

湖边看客

于 2022-09-21 17:32:20 发布

阅读量243

点赞数

CC 4.0 BY-SA版权

文章标签： javascript 前端

本文链接：https://blog.youkuaiyun.com/VVVVV16/article/details/126977292

 //构造函数的继承
    function Father(name, age) {
        this.name = name
        this.age = 20
        this.skill = function () {
            console.log('coding');
        }
    }
    function Son(height, weight) {
        Father.call(this, 'ls')
        this.height = height
        this.weight = weight
    }
    let son1 = new Son(21, 20)
    console.log(son1);
    //class类的继承
    class Father2 {
        constructor(name, age) {
            this.name = name
            this.age = 20
        }
        skill() {
            console.log('11212121');
        }
    }

    class Son2 extends Father2 {
        constructor(height, weight) {
            super('zs')
            this.height = height
            this.weight = weight
        }
    }
    let son2 = new Son2(30, 50)
    console.log(son2);