huiting/miniprogram/pages/myFollow/myFollow.js

// pages/navi/navi.js
Page({

  /**
   * 页面的初始数据
   */
  data: {
    currentTab: 0,
    winWidth: 0,
    winHeight: 0
  },

  switchNav:function(e){
    var id = e.currentTarget.id;
    this.setData({currentTab:id});
  },

  /**
   * 生命周期函数--监听页面加载
   */
  onLoad: function (e) {
    var page = this;
    wx.getSystemInfo({
      success: (res) => {
        page.setData({winWidth:res.windowWidth});
        page.setData({winHeight:res.windowHeight});
      },
    })
  },

  switchNav:function(e){
    var id = e.currentTarget.id;
    this.setData({currentTab:id});
  },
  
  updatePage: function(e) {
    this.setData({
      currentTab: e.detail.current
    })
  }
})