string secretData &＃61; "secret";
DateTime dt &＃61; DateTime.Now;
FormsAuthenticationTicket newTicket &＃61;
new FormsAuthenticationTicket(1, "ticketName", dt,
dt.AddDays(7), true, secretData);
HttpCOOKIE newUserCOOKIE &＃61; new HttpCOOKIE("theCOOKIE");
newUserCOOKIE.Value &＃61; FormsAuthentication.Encrypt(newTicket);
newUserCOOKIE.Expires.AddDays(7);
Response.COOKIEs.Add(newUserCOOKIE);
用法&＃xff1a;
HttpCOOKIE userCOOKIE &＃61; Request.COOKIEs["theCOOKIE"]; string secretData &＃61; null; if(userCOOKIE !&＃61; null) { FormsAuthenticationTicket ticket &＃61; FormsAuthentication.Decrypt(userCOOKIE.Value); secretData &＃61; ticket.UserData; }
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