ES6基础之——get 与 set

class Chef{
  constructor(food){
    this.food = food;
    thid.dish = [];
  }
 
  //getter
  get menu(){
    return this.dish
  }
 
  //setter
  set menu(dish){
    this.dish.push(dish)
  }
 
  cook(){
    console.log(this.food)
  }
}
 
let zhangsan =new Chef();
console.log(zhangsan.menu = 'tomato' ); //tomato
console.log(zhangsan.menu = 'pizza' ); //pizza
console.log(zhangsan.menu); //["tomato","pizza"]
原文地址:https://www.cnblogs.com/ajaemp/p/11820011.html