图片生成网站_建站申请范文_网站建设开发公司地址_大连网站建设方案维护
Page({data: {items: []},onLoad: function() {this.loadFromCacheOrFetch();},loadFromCacheOrFetch: function() {const cachedItems = wx.getStorageSync('items');if (cachedItems) {this.setData({items: cachedItems});} else {this.fetchData();}},fetchData: function() {wx.request({url: 'https://your-api-url/get-items',method: 'GET',success: (res) => {const items = res.data;this.setData({items: items});wx.setStorageSync('items', items);},fail: (err) => {console.error('Failed to fetch data:', err);}});}">