ASP.net WebService method of returning JSON

WebService default return to XML to return JSON you can use the JSON tool class to convert the object to a JSON string, and the friends you need can refer to the

WebService default return to XML to return JSON you can use the JSON tool class to convert an object to a JSON string, and then output the following code: [WebService (Namespace = "http://tempuri.org/")] [  WebServiceBinding (ConformsTo = wsiprofiles.basicprofile1_1)]//To allow the use of ASP.net AJAX to invoke this Web service from script, uncomment the line. [System.Web.Script.Services.ScriptService] public class WebService2:System.Web.Services.WebService {public WebS  Ervice2 () {//If you are using a design component, uncomment the following line//initializecomponent ();  [WebMethod] public void HelloWorld () {User user = new user (); User.  UserName = "AA"; User.  Userphone = "BB";  The main is the following two sentences Context.Response.Write (Jsonhelper.objecttojson (user));  Context.Response.End ();  No return value//return Jsonhelper.objecttojson (user) is required; }  }