摘要：
public static class JsonHelper { public static string ToJson(this Object obj) { System.Web.Script.Serialization.JavaScriptSerializer jss = new System.Web.Script.Serialization.JavaScriptSerializer(); r... 阅读全文
摘要：
Activty 1 some information limited:20 minutes Activty 2 some information limited:20 minutes 阅读全文