expression.RTD (progID, server, topic1, topic2, topic3, topic4, topic5, topic6, topic7, topic8, topic9, topic10, topic11, topic12, topic13, topic14, topic15, topic16, topic17, topic18, topic19, topic20, topic21, topic22, topic23, topic24, topic25, topic26, topic27, topic28)
expression Required. An expression that returns one of the objects in the Applies To list.
progID Required Variant. A string representing the real-time server programmatic identifier.
server Required Variant. A server name, Null string or vbNullString constant.
topic1 Required Variant. A String representing a topic.
topic2-topic28 Optional Variant. A String representing a topic.
Remarks
The server argument is required in Visual Basic for Applications (VBA), even though it can be omitted within a worksheet.