~~~ Page({ onLoad(){ var self = this; wx.request({ url: 'https://douban.uieee.com/v2/movie/top250', header: { 'Content-Type': 'json' }, success: function(res) { console.log(res.data.subjects[0].casts[0].avatars.small) var src = res.data.subjects[0].casts[0].avatars.small; self.setData({ src }) } }) } }) ~~~