//先在项目中添加System.Web.Extensions引用
//using System.Web.Script.Serialization;
JavaScriptSerializer serializer = new JavaScriptSerializer();
Dictionary<string, object> json = (Dictionary<string, object>)serializer.DeserializeObject(
"{name: 'zswang', forum: 'c#'}");
object value;
if (json.TryGetValue("name", out value))
Console.WriteLine(value); // 输出:zswang
