TypeError: Cannot read property '$$' of undefined at HTMLElement._attached.wx.getPlatform._touchstartHandlerForDevtools

TypeError: Cannot read property '$$' of undefined

    at HTMLElement._attached.wx.getPlatform._touchstartHandlerForDevtools

微信小程序出现上面这个警告是因为使用swiper组件时候，下拉刷新情况下swiper的current属性没有重置  将其重置为0即可

来源：https://www.cnblogs.com/memphis-f/p/11759457.html