题解 | #继承#

<script type="text/javascript">
        function Human(name) {
            this.name = name
            this.kingdom = 'animal'
            this.color = ['yellow', 'white', 'brown', 'black']
        }

        function Chinese(name, age) {
            Human.call(this, name)
            this.age = age
            this.color = 'yellow'
        }

        // 补全代码
        Human.prototype.getName = function () {
            return this.name
        }
         /*Chinese.__proto__ = Human;
        Chinese.prototype.__proto__ = Human.prototype; //对象原型 __proto__ 指 原型对象 prototype
            */
			Chinese.prototype = new Human();
            Chinese.prototype.constructor = Chinese;
        Chinese.prototype.getAge = function () {
            return this.age
        }


    </script>