OPC DataHub™ : Version 6.4
	OPC DataHub Command Set

`DDEUnadvisePattern`

DDEUnadvisePattern — removes multiple items from a DDE connection.

Syntax

(DDEUnadvisePattern label pattern)

Arguments

label: A label identifying a connection, as assigned by the DDEConnect command.
pattern: A pattern that matches the DDE item names of the points you wish to stop advising on.

Returns

A message indicating success or error. Please refer to Return Syntax for details.

Description

This command undoes the DDEAdvise command for a group of points that match the pattern, removing those items from a DDE connection. The available patterns are as follows:

* matches any number of characters, including zero.

[c] matches a single character which is a member of the set contained within the square brackets.

[^c] matches any single character which is not a member of the set contained within the square brackets.

? matches a single character.

{xx,yy} matches either of the simple strings contained within the braces.

\c (a backslash followed by a character) - matches that character.


DDEUnadvise		DDEUnadvisePoint