小程序修改列表中的某值

  /**
 * 生命周期函数--监听页面显示
 */
  onShow: function () {
    let that = this;
    // 从缓存中获取订单详情页面中修改的订单状态,列表页面局部刷新状态
    let statusAndNote = wx.getStorageSync("statusAndNote");
    if (statusAndNote != "无") {
      let status = statusAndNote.split("+")[0];
      let note = statusAndNote.split("+")[1];
      for (let i = 0; i < that.data.orderList.length; i++) {
        if (that.data.orderList[i].note == note) {
          let flagTemp = ‘orderList[‘ + i + ‘].flag‘;
          this.setData({
            [flagTemp]: status
          })
        }
      }
      wx.setStorageSync(‘statusAndNote‘, "无");
    }
  },