ES6语法-class类写法

    //export导出，constructor构造器里面可以放一些参数

 1  export class Goods {
 2   constructor(itemInfo, columns, services) {
 3     this.title = itemInfo.title;
 4     this.desc = itemInfo.desc;
 5     this.newPrice = itemInfo.price;
 6     this.oldPrice = itemInfo.oldPrice;
 7     this.discount = itemInfo.discountDesc;
 8     this.columns = columns;
 9     this.services = services;
10     this.realPrice = itemInfo.lowNowPrice;
11   }
12 }