实例分享jQuery和Ajax请求本地数据加载商品列表页并跳转详情页

{
 "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=&#39;con_ul&#39;>";
   $.each(res.books, function(idx,val) {
    str +="<li class=\"sec_li\"><a href=&#39;goodsDetail.html?booksId="+val.id+"&#39; class=&#39;lp_li_a&#39;><p class=&#39;lp_li_imgWrap&#39;><img src=&#39;"+val.imgUrl+"&#39;/></p><p class=&#39;lp_li_name&#39;>"
      +val.title+"</p><p class=&#39;lp_li_price&#39;>"
      +&#39;￥&#39;+val.price+"</p></a><li>";
   });
   str += "</ul>";
   $(&#39;.content&#39;).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=&#39;"+val.imgUrl+"&#39;/><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(&#39;index:&#39;+idx);
    }
    $(&#39;.booksDeatail&#39;).append(str);
   });
  }
  })
})