ASP.net解析JSON例子

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.Script.Serialization;    //导入解析Json的类

public partial class _Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
string JSON = "{'info':[{'title':'list1','url':'/upload/209/20120814163339890.png'},{'title':'离职申请表','url':'/upload/209/20120814163339968.xls'},{'title':'申请表','url':'/upload/209/20120814163340046.doc'},{'title':'室内','url':'/upload/209/20120814163340156.jpg'},{'title':'心电图','url':'/upload/209/20120814163340218.gif'},{'title':'新建 文本文档','url':'/upload/209/20120814163340281.txt'}]}";
JavaScriptSerializer serializer = new JavaScriptSerializer();
Dictionary<string, object> json = (Dictionary<string, object>)serializer.DeserializeObject(JSON);
object[] info = (object[])json["info"];
Dictionary<string, object> val;
Dictionary<int, string> Objs = null;
Dictionary<int, string> fileOldName = null;
for (int i = 0; i < info.Length; i++)
{

val = (Dictionary<string, object>)info[i];

foreach (KeyValuePair<string, object> str in val)
{
//保存信息到 session
if (Session["bigfile_info"] == null)
{
Objs = new Dictionary<int, string>();
Session["bigfile_info"] = Objs;
}

if (Session["file_name"] == null)
{
fileOldName = new Dictionary<int, string>();
Session["file_name"] = fileOldName;
}

if (str.Key.Equals("title"))
{
fileOldName[i + 1] = str.Value.ToString();
}

if (str.Key.Equals("url"))
{
Objs[i + 1] = str.Value.ToString();
}
}

}
Session["bigfile_info"] = Objs;
Session["file_name"] = fileOldName;

if (Session["file_name"] != null)
{
Objs = (Dictionary<int, string>)Session["file_name"];
foreach (int i in Objs.Keys)
{
lblJson.Text += Objs[i];
}
}

}
}