FormsAuthentication.RenewTicketIfOld Method (FormsAuthenticationTicket)
Conditionally updates the issue date and time and expiration date and time for a FormsAuthenticationTicket.
Assembly: System.Web (in System.Web.dll)
Public Shared Function RenewTicketIfOld ( tOld As FormsAuthenticationTicket ) As FormsAuthenticationTicket
The forms-authentication ticket to update.
The ticket is updated with the IssueDate property set to the current date and time and the Expiration property set to the current date and time plus the original Expiration value minus the original IssueDate value.
Available since 1.1