微信小程序 --- page.js文件

//获取应用实例
const app = getApp()

Page({
  data: {
    navComOneOnOff: true,
    navComTwoOnOff: false,
    navComThrOnOff: false,
  },
  scanclick:function(){
    wx.scanCode({
      success: (res) => {
        console.log(res)
      },
      fail: (res) => {
        console.log(res)
      },
      complete: (res) => {
        console.log(res)
      }
    })
   }
})