var http=require("http");var url=require("url");var pages=[    {id:"1",route:"",output:"Woohoo!"},    {id:"2",route:"about",output:"A simple routing width node example"},    {id:"3",route:"another page",output:function(){        return "Here \'s "+this.route;    }},]http.createServer(function(request,response){    var id=url.parse(decodeURI(request.url),true).query.id;    if (id) {        pages.forEach(function(page){            if(page.id===id){                response.writeHead(200,{"Content-Type":"text/html"});                response.end(typeof page.output ==="function" ? page.output() : page.output);            }        })    }    if (!response.finished) {        response.writeHead(404);        response.end("Page Not Found!");    }}).listen(8080);

与增加的ID属性可以访问我们的目标数据，例如，

本地的：8080？id = 2。