'Declaration
<DispIdAttribute(1610743886)> Function IsOnDST( _ ByVal TheTimeZone As String, _ ByVal TheDate As Date _ ) As Boolean
[DispIdAttribute(1610743886)] bool IsOnDST( string TheTimeZone, DateTime TheDate )
Platforms: Windows 98, Windows NT 4.0, Windows Millennium Edition, Windows 2000, Windows XP Home Edition, Windows XP Professional, Windows Server 2003 family