// index.js

Page({
    data: {
        statusBarHeight:0
    },
    onLoad:function(){
        wx.getSystemInfo({
          success:(res)=>{
              let statusBarHeight = res.statusBarHeight
              this.setData({
                statusBarHeight:statusBarHeight
              })
          }
        })
    },
    onShow() {
        this.getTabBar().init();
    },
});