wx.getUserInfo()获取用户头像和昵称后，打印值为空？

data: {

    //用户头像

      avatarUrl:"",

      //用户昵称

      nickName:""

  },

getUserInfo(){

    var that=this

    wx.getUserInfo({

      success:function(res){

        that.setData({

          avatarUrl:res.userInfo.avatarUrl,

          nickName:res.userInfo.nickName

        })

      }

    })

  },



 onLoad: function (options) {

  this.getUserInfo()

  console.log(this.data.nickName)

  console.log(this.data.avatarUrl)

  },