import { reactive, ref } from 'vue'; function isSameType(a, b) { return a instanceof b === true || b instanceof a === true; } class OrderDetail { constructor(data) { const user ={} const table = {} const goodsList =[] const orderInfo = {} this.data=reactive({ user,table,goodsList,orderInfo }) Object.assign(this, data) } setVal(key,val){ this.data[key]=val } } export default OrderDetail