《云开发控制台的日志内容》，如下： 返回结果

{"errorCode":1,"errorMessage":"user code exception caught","stackTrace":"console.logI is not a function"}

日志

START RequestId: b95de49d-b2bc-11e9-a24c-525400b2c41b

Event RequestId: b95de49d-b2bc-11e9-a24c-525400b2c41b

TypeError: console.logI is not a function

    at EventHandler.exports.main [as realHandler] (/var/user/index.js:10:11)

    at EventHandler.handle (/var/runtime/node8/bootstrap.js:255:28)

    at invoke (/var/runtime/node8/bootstrap.js:126:22)

    at Timeout.setTimeout [as _onTimeout] (/var/runtime/node8/bootstrap.js:61:9)

    at ontimeout (timers.js:475:11)

    at tryOnTimeout (timers.js:310:5)

    at Timer.listOnTimeout (timers.js:270:5)

END RequestId: b95de49d-b2bc-11e9-a24c-525400b2c41b

// pages/scanCode/scanCode.js

Page({

  /**

   * 页面的初始数据

   */

  data: {

  },

  scanCode: function (event) {

    console.log(1)

    // 允许从相机和相册扫码

    wx.scanCode({

      onlyFromCamera: true,

      scanType: ['barCode'],

      success: res => {

        console.log(res.result)

        //

        wx.cloud.callFunction({

          // 要调用的云函数名称

          name: 'bookinfo',

          // 传递给云函数的参数

          data: {

            isbn: res.result

          },

          success: res => {

            console.log(res)

          },

          fail: err => {

            console.error(res)

          }

        })

      },

      fail: err => {

        console.log(err);

      }

    })

  }

})