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

            // 补全代码
            
			// 2.继承
			Chinese.prototype = new Human()
            Chinese.prototype.constructor=Chinese

			Chinese.prototype.getAge = function() {
				return this.age
			}
        </script>函数继承