js与jQuery学习——03.ajax小细节笔记

$(function() { ???//alert(2); 多给提示,养成习惯测试 ???var mao=[{"zhi1":"mao1","zhi2":"mao2"},{"zhi3":"mao3","zhi3":"mao3"}]; ?//我这个是对象数组 ??// ??放 ?要传的值 ???$.ajax({ ???????"url" ??: ??"maojiale", ??// 路径 ???????"type" ?: ??"post", ??????//方式post/get ?????????"data" ?: mao[1], ???????????????????????????????????????????????//给下标，不然servlet页面无法根据键，取值 ???????"dataType" : "json", ??????//定义反回的数据格式 ???????"success" : hd, ?????????//回调函数 ???????"error" : function() { ???????????alert("ajax出现错误！！！"); ???????} ???????????}); ????//回调函数 ?,kk,为servlet 页面传来的对象数组，或对象，值，等等 ?，，注：这个只能有一个参数 ???function hd(kk) { ????????//each循环输出 ???????$(kk).each(function(i) { ????????????????????????????$("#mao").append("id为"+this.id+"名字为"+this.name+"性别"+this.sex); ???????}); ???????????????}});

 ???protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { ???????doPost(request, response); ???} ???protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { ???????//设置字符编码 ???????request.setCharacterEncoding("utf-8"); ???????response.setCharacterEncoding("utf-8"); ???????//输出对象 ???????PrintWriter out=response.getWriter(); ???????//取jsp页面的值 ???????String qu=request.getParameter("zhi3"); ???????????????System.out.println("取值为"+qu); ???????????????List<shiti> list=new ArrayList<shiti>(); ?????????//无法一般传回对象去，所以要转换格式为,json格式 ???????list.add(new shiti(1, "张三", "男")); ???????list.add(new shiti(2, "李四", "男")); ???????list.add(new shiti(3, "我哪敢", "女")); ???????String mm=JSON.toJSONString(list); ????????//FastJSONN 用jar包 ??????序列化来转换格式 ???????????????//输出对象调用方法传值回jsp页面 ???????out.print(mm); ???????}