jQuery+Ajax请求本地数据加载商品列表页并跳转详情页的实现方法

{ "books":[  {"id":1,"imgUrl":"images/ly.jpg","price":"45.00","title":"论语","publish":"人民文学出版社","num":"303","desc":"崇贤馆始置唐代太宗朝。1999年，李克先生及志同道合者复兴其宗旨。以积累、传播中华优秀传统文化，提供全新国学体验馆为宏愿。"},  {"id":2,"imgUrl":"images/zy.jpg","price":"45.00","title":"中庸","publish":"人民教育出版社","num":"403","desc":"崇贤馆始置唐代太宗朝。1999年，李克先生及志同道合者复兴其宗旨。以积累、传播中华优秀传统文化，提供全新国学体验馆为宏愿。"},  {"id":3,"imgUrl":"images/dx.png","price":"45.00","title":"大学","publish":"机械工业出版社","num":"503","desc":"崇贤馆始置唐代太宗朝。1999年，李克先生及志同道合者复兴其宗旨。以积累、传播中华优秀传统文化，提供全新国学体验馆为宏愿。"},  {"id":4,"imgUrl":"images/mz.jpg","price":"45.00","title":"孟子","publish":"人民邮电出版社","num":"320","desc":"崇贤馆始置唐代太宗朝。1999年，李克先生及志同道合者复兴其宗旨。以积累、传播中华优秀传统文化，提供全新国学体验馆为宏愿。"},  {"id":5,"imgUrl":"images/sj.jpg","price":"45.00","title":"诗经","publish":"人民文学出版社","num":"308","desc":"崇贤馆始置唐代太宗朝。1999年，李克先生及志同道合者复兴其宗旨。以积累、传播中华优秀传统文化，提供全新国学体验馆为宏愿。"},  {"id":6,"imgUrl":"images/ss.jpg","price":"45.00","title":"尚书","publish":"人民文学出版社","num":"603","desc":"崇贤馆始置唐代太宗朝。1999年，李克先生及志同道合者复兴其宗旨。以积累、传播中华优秀传统文化，提供全新国学体验馆为宏愿。"},  {"id":7,"imgUrl":"images/lj.jpg","price":"45.00","title":"礼记","publish":"上海人民出版社","num":"703","desc":"崇贤馆始置唐代太宗朝。1999年，李克先生及志同道合者复兴其宗旨。以积累、传播中华优秀传统文化，提供全新国学体验馆为宏愿。"},  {"id":8,"imgUrl":"images/yj.jpg","price":"45.00","title":"易经","publish":"人民文学出版社","num":"803","desc":"崇贤馆始置唐代太宗朝。1999年，李克先生及志同道合者复兴其宗旨。以积累、传播中华优秀传统文化，提供全新国学体验馆为宏愿。"},  {"id":9,"imgUrl":"images/cq.jpg","price":"45.00","title":"春秋","publish":"电子工业出版社","num":"903","desc":"崇贤馆始置唐代太宗朝。1999年，李克先生及志同道合者复兴其宗旨。以积累、传播中华优秀传统文化，提供全新国学体验馆为宏愿。"}  ]} 

//请求json数据拼接字符串，并在URL传参数id跳转$(function(){ $.ajax({  type:"get",  url:"data/data.json",  dataType:"json",  success:function(res){   var str = "<ul class='con_ul'>";   $.each(res.books, function(idx,val) {    str +="<li class=/"sec_li/"><a href='goodsDetail.html?booksId="+val.id+"' class='lp_li_a'><div class='lp_li_imgWrap'><img src='"+val.imgUrl+"'/></div><p class='lp_li_name'>"      +val.title+"</p><p class='lp_li_price'>"      +'￥'+val.price+"</p></a><li>";   });   str += "</ul>";   $('.content').append(str);  },error:function(){   alert(error)  } });})

$(function(){  //获取url中的参数  function getUrlParam(name) {   var reg = new RegExp("(^|&)" + name + "=([^&]*)(&|$)"); //构造一个含有目标参数的正则表达式对象   var r = window.location.search.substr(1).match(reg); //匹配目标参数   if (r != null) return unescape(r[2]); return null; //返回参数值  }  //接收URL中的参数booksId  var id = getUrlParam('booksId');  console.log('id:'+id);  $.ajax({  type:'get',  url:'data/data.json',  dataType:'json',  success:function(res,status){   console.log(status)   $.each(res.books, function(idx,val) {    //根据id获取详情数据    if(id == val.id){     var str = "<img src='"+val.imgUrl+"'/><p>出版编号："+val.id+"</p><p>出版社："+val.publish+"</p><p>页数："+val.num+"</p><p>简介："+val.desc+"</p>";     console.log('index:'+idx);    }    $('.booksDeatail').append(str);   });  }  })})