C # Use JSON to serialize and deserialize data.

Public   Static   Class  Jsonhelper {  ///   <Summary>          ///  JSON serialization  ///   </Summary>          Public   Static   String Jsonserializer <t> (T ){  // So Datacontractjsonserializer SER = New Datacontractjsonserializer ( Typeof  Memorystream MS = New  Memorystream (); Ser. writeobject (MS, t );  String Jsonstring = Encoding. utf8.getstring (Ms. toarray (); Ms. Close ();  //  Replace the JSON date string              Const   String P =@"  \/Date \ (\ D +) \ + \ D + \)\\/  "  ; Matchevaluator = Convertjsondatetodatestring; RegEx Reg = New  RegEx (p); jsonstring = Reg. Replace (jsonstring, matchevaluator );  Return  Jsonstring ;}  ///   <Summary>          /// Generate a JSON string from an object  ///   </Summary>          ///   <Param name = "OBJ">  Conversion object  </Param>          ///   <Typeparam name = "T">  Object Type  </Typeparam>          ///   <Returns> </returns>          Public   Static  String Tojson <t> ( This  T OBJ ){  VaR Fullname = Typeof  (T). fullname;  If (Fullname! = Null & Fullname. Contains ( "  <> F _ anonymoustype  "  )){  //  Anonymous type                 VaR Serializer = New  System. Web. Script. serialization. javascriptserializer ();  Return  Serializer. serialize (OBJ );}  Else  {  VaR Serializer = New Datacontractjsonserializer ( Typeof  (T ));  String  JSON; Using (Memorystream stream = New  Memorystream () {serializer. writeobject (stream, OBJ); JSON = Encoding. utf8.getstring (stream. toarray (); stream. Close ();}  Return  JSON ;}}  ///   <Summary>          ///  JSON deserialization  ///   </Summary>         Public   Static T jsondeserialize <t> ( String  Jsonstring ){  //  Convert a string in the format of "yyyy-mm-dd hh: mm: SS" to "\/date (1294499956278 + 0800) \/".              Const   String P = @"  \ D {4}-\ D {2}-\ D {2} \ s \ D {2 }:\ d {2 }:\ d {2}  "  ; Matchevaluator = Convertdatestringtojsondate; RegEx Reg = New  RegEx (p); jsonstring = Reg. Replace (jsonstring, matchevaluator); datacontractjsonserializer Ser = New Datacontractjsonserializer ( Typeof  Memorystream MS = New  Memorystream (encoding. utf8.getbytes (jsonstring); t OBJ = (T) SER. readobject (MS );  Return  OBJ ;} ///   <Summary>          ///  Converts the JSON serialization time from/date (1294499956278 + 0800) to a string.  ///   </Summary>          Private   Static   String  Convertjsondatetodatestring (Match m) {datetime dt = New Datetime ( 1970 , 1 , 1 ); Dt = DT. addmilliseconds ( Long . Parse (M. Groups [ 1  ]. Value); dt = DT. tolocaltime ();  String Result = DT. tostring ( "  Yyyy-mm-dd hh: mm: SS  "  );  Return  Result ;}  ///   <Summary>         ///  Convert the time string to JSON time  ///   </Summary>          Private   Static   String  Convertdatestringtojsondate (Match m) {datetime dt = Datetime. parse (M. Groups [ 0  ]. Value); dt = DT. touniversaltime (); timespan TS = DT-datetime. parse ( "  1970-01-01 "  );  String Result = String . Format ( "  \\/ Date ({0} + 0800 )\\/  "  , Ts. totalmilliseconds );  Return  Result ;}} 

Original address http://blog.csdn.net/allsharps/article/details/7357446