题解 | 类继承

class Human {
  constructor(name) {
	this.name = name
	this.kingdom = 'animal'
	this.color = ['yellow', 'white', 'brown', 'black']
  }
  // 补全代码
  getName(){
	return this.name
  }
}

// 补全代码
class Chinese extends Human{
  constructor(name,age) {
	super(name,age)
	this.age = age
  }
  getAge(){
	return this.age
  }
}