// pages/audit/audit.js
Page({
　　数据
  data: {
    time: 3,
    timer: null
  },

  onLoad: function (options) {},
　　
  onShow() {
    let _this = this;
    this.setData({
      timer: setInterval(() => {
        _this.setTimeCount()
      }, 1000)
    })
  },
　　定时器
  setTimeCount: function () {
    let time = this.data.time
    time--;
    if (time <= 0) {
      wx.redirectTo({
        url: ‘/pages/index/index‘
      })
      return false;
    }
    this.setData({
      time: time,
    })
  },
　　销毁定时器
  onUnload: function () {
    clearInterval(this.data.timer);
  },
  gopage() {
    wx.redirectTo({
      url: ‘/pages/index/index‘
    })
  }
})