public bool UnLockSetupData(
	ref string UserName = "",
	ref string Details = "",
	ref string DateTime = ""
)

Public Function UnLockSetupData ( 
	Optional ByRef UserName As String = "",
	Optional ByRef Details As String = "",
	Optional ByRef DateTime As String = ""
) As Boolean

public:
virtual bool UnLockSetupData(
	String^% UserName = L"", 
	String^% Details = L"", 
	String^% DateTime = L""
) sealed

function UnLockSetupData(UserName, Details, DateTime);