var app = getApp() const product = require('../../utils/product.js') Page({ data: {items: []}, onLoad: function() { var that = this wx.getNetworkType({ success: function(res) { var networkType = res.networkType // 返回网络类型2g,3g,4g,wifi // if (networkType) { product.getProducts().then(function(result) { that.data.items = result.data }) // } else { // cache = wx.getStorageSync('products') // if (cache) { // this.data.items = cache // } else { // this.data.items = [] // } // } } }) } })