computed計(jì)算出OrderItems索引為1的數(shù)據(jù)computed: {     goodItem: {      get() {        // 這里該如何將第一個(gè)商品的數(shù)據(jù)返回去?         return this.goodsList;       },     }, }, getGoods() {    this.goodsList = res.Data || []; }