wx.login({      success: function (login) {         wx.getUserInfo({           success: res => {             console.log('成功');             wx.request({               url: url               method: 'post',               data: {                 code: login.code,                 rawData: res.rawData,                signature: res.signature,                 encryptedData: res.encryptedData,                 iv: res.iv               },               success: res => {                 ......             },           fail:function(){             wx.showModal({               title: '提示',               content: '未授权，请授权后再使用',               success: function (res) {                 if (res.confirm) {                   wx.navigateTo({                     url: '/pages/index/index',                   })                 } else if (res.cancel) {                   wx.navigateTo({                     url: '/pages/index/index',                   })                 }               }             })           }         })       },

emmm我也不知道，反正后端就是给token。但是无论给什么。所以为什么会失效了？（哭）