SOURCE

class people{
    constructor(name1,gender,height,weight,skill){
        this.name1 = name1;
        this.gender = gender;
        this.height = height;
        this.weight = weight;
        this.skill = skill;
    }

    coding(){
        return `${this.name1}正在加班敲${this.skill}代码`
    }

}

class newpeople extends people{
    constructor(name1,gender,height,weight,skill,age){
        super(name1,gender,height,weight,skill)
        this.age = age
    }
    coding(){
        return `今年${this.age}岁的${this.name1}正在加班敲${this.skill}代码`
    }
}

let man = new people('张三','男','180cm','80kg','java')
let woman = new people('翠花','女','170cm','60kg','javascript')
console.log(man)
console.log(man.coding())
console.log(woman)
console.log(woman.coding())

let newWoman = new newpeople('翠花','女','170cm','60kg','javascript',19)
console.log(newWoman.coding())
console.log(man.coding())