这里代码较今天早上有重新的改动:<head>
    <script src="../Scripts/jquery-1.4.1.js" type="text/javascript"></script>
    <title></title>
    <script  type="text/javascript">
        $(function () {
            $.post("wsxfy.ashx", { "action": "getCount" }, function (data, status) {
                if (status == "success") {
                    for (var i = 1; i <= data; i++) {
                        var td = $("<td><a href=''>" + i + "</a></td>");
                        $("#trInfo").append(td);//先加tr里面后加属性也是一样的!
                        td.click(function (e) {
                            e.preventDefault();
                            $("#ulInfo").empty();
                            $.post("wsxfy.ashx", { "action": "getData", "pageIndex": $(this).text() }, function (data, status) {
                                if (status == "success") {
                                    var da = $.parseJSON(data); //这里使用的JSON格式 ,来转换数据,后台代码数据都要进行数据转换

这里没有采用JSON,后台代码直接输出泛型结果,它的效果如图所示:数据都是未定义!


                                    for (var i = 0; i < da.length; i++) {
                                        var li = $("<li>" + da[i].Id + "</li>");
                                        $("#ulInfo").append(li);
                                    }
                                }
                            });
                        });
                    }
                }
            });
        });         
    </script>
</head>
<body>
<ul id="ulInfo"></ul>
<table>
<tr id="trInfo"></tr>
</table>
</body>
</html>

后台的ASHX页面:

using System.Web.Script.Serialization; //进行序列化时候引用这个命名空间

namespace FY.Book
{
    /// <summary>
    /// wsxfy1 的摘要说明
    /// </summary>
    public class wsxfy1 : IHttpHandler
    {

        public void ProcessRequest(HttpContext context)
        {
            context.Response.ContentType = "text/plain";
            string action = context.Request["action"];
            if (action == "getCount")
            {
                int count = BookManger.GetBookNum(30);
                context.Response.Write(count);
            }
            else if (action =="getData")
            {
                int pageIndex = Convert.ToInt32(context.Request["pageIndex"]);           
                var books = BookManger.Fy(pageIndex, 30);
                JavaScriptSerializer jss = new JavaScriptSerializer();//因为这里有泛型集合

                context.Response.Write(jss.Serialize(books));//jss.Serialize(books)这里是将对象转换成JSON字符串的形式!经过验证!这里没有用JSON格式,在浏览器显示都是如上图所示没有定义!
            }
            else
            {
                context.Response.Write("出错了!");
            }
        }

        public bool IsReusable
        {
            get
            {
                return false;
            }
        }
    }
}

posted on 2011-10-31 17:25  mmdlp3  阅读(187)  评论(0编辑  收藏  举报