Setting data field "items" to undefined
//index.js //获取应用实例 var app = getApp() var temp_data; Page({ data: { items:[] }, onLoad: function (e) { console.log(1) //页面初始化后发出新的请求 wx.request({ url: 'http://localhost:8000/API', data: { }, method: 'GET', header: { 'content-type': 'application/x-www-form-urlencoded' }, success: function (res) { console.log(res.data.data) if (res.data.status == 1) { temp_data = res.data.data } else { wx.showToast({ title: res.data.message, icon: 'loading', duration: 2000 }) } } }) }, onReady: function () { // 页面渲染完成 this.setData({ items:temp_data }) }, }) 报错,求解答Sat May 12 2018 23:22:43 GMT+0800 (中国标准时间) Setting data field "items" to undefined is invalid.