Gets the information from the data source for the membership user associated with the specified unique identifier.
A System.Web.Security.MembershipUser object representing the user associated with the specified unique identifier.
The Membership.GetUser(object) method retrieves the user information from the data source and creates a System.Web.Security.MembershipUser object populated with the returned data. The user is identified using the unique identifier from the data source specified using the providerUserKey parameter.
You can also specify whether you want Membership.GetUser to update the last-activity date/time stamp for the user being retrieved with the userIsOnline parameter. Of the erload:System.Web.Security.Membership.GetUser overloads that do not take a userIsOnline parameter, GetUser() implicitly updates the last-activity date/time stamp for the user. GetUser(System.String) and GetUser(System.Object) do not