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////<text>hello<buttontype="primary"open-type="contact>客服//<cameradevice-position="back"style="width:100%;<buttontype="primary"bindtap="takePhoto">拍照<imagemode="widthFix"*data:{Serverlessserverless少服務?的，或是無服務?的Serverlessserverless少服務?的，或是無服務?的測環(huán)境letctx=wx.createCameraContext();//有點像reactsrc:支持isbn支持isbn"miniprogramRoot":"mp/",//"cloudfunctionRoot":"fn/",//pages目錄下新建book目錄，初始化<text>個人中心<buttontype="primary"bindtap="scanCode">添加圖書//mp/pages/book/book.jsdata:{},scanCode(){success:res=>{console.log("isbn:"+//onLaunch:function()//traceUser:onLaunch:function()//traceUser:右鍵fn目錄新建云函數(shù)，其實就是nodejs//constcloud=require("wx-server-sdk");////wx.cloud.callFunction的時候，就會執(zhí)行這個mainlet{a,breturn{sum:a=async(event,contex)=>}=//mp/pages/book/book.jsdata:{},scanCode(){success:res=>{console.log("isbn:"+//name"book14",//云函數(shù)名稱data:{a:b:success:res=>{success:res=>{name"book14",//云函數(shù)名稱data:{a:b:isbn:res.result//把isbnsuccess:res=>{Book14npmiaxios--//constcloud=require("wx-server-constaxios=require("axios");//借助axios獲取信息asyncfunctiongetDoubanBook(isbn)consturl=letres=awaitconsole.log(res,+借助doubanbooknpmidoubanbook--constdoubanbook=借助doubanbooknpmidoubanbook--constdoubanbook=//letreg=/window\.DATA="(.*)"/;if(reg.test(res.data)){//第一個括號分組數(shù)letsearchData=doubanbook(RegExp.$1)[0];return//云函數(shù)爬蟲返回數(shù)據(jù)exports.main=async(event,context)=>{let{a,b,isbn}=event;letbookInfo=awaitgetDoubanBook(isbn);return{sum:a+title:wx.showToast////wx.cloud.callFunction的時候，就會執(zhí)行這個main函數(shù)exports.main=async(event,context)=>{let{a,b,isbn}=event;return{sum:a+name:"book14",data:{name:"book14",data:{a:b:isbn:success:res=>title:title:我們可以通過cheerio通過jquerynpmicheerio--constcheerio=require("cheerexports.main=async(event,context)=>{let{a,b,isbn}=event;letbookInfo=await//constdetailPage=await//使用cheerio來解析這個頁面,生成對象，可以使用jqconst$=//constsummary=$("#link-report.intro").text();return{summary,//sum:+b,bookInfo.cover_url,//alt:bookInfo.url//詳情頁alt:bookInfo.url//詳情頁//constdb=wx.cloud.database()//constdb=wx.cloud.database()data:{},scanCode(){success:res=>{wx.showLoading();//顯示success:res=>//res.result.create_time=//data字段表示需新增的JSONdata:res.result,success:function(ret){//res是一個對象，其中有_id字段標記剛創(chuàng)建的記錄的if(ret._id){title:"提示content:`${resif(ret._id){title:"提示content:`${res.result.title}添加成功wx.hideLoading();//隱藏新建books頁面/pages//books/app.json做一些頁面標題"usingComponents":"navigationBarTitleText":"圖書列表//mp/pages/books/books.jsconstdb=wx.cloud.database();*使用wx:for使用wx:forimagemode文檔：https://developers.wei<view<view<imageclass="pic"mode="aspectFit"lazy-load="true"data: