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getIDFromName
Translate OPC HDA aggregate type or item attribute name to numeric identifier
Syntax
ID = getIDFromName(Obj,NameStr)
Description
ID = getIDFromName(Obj,NameStr)
returns the ID associated
with the aggregate type or attribute item name NameStr
. If
NameStr
is an array, ID
is a vector of
IDs.
Examples
Retrieve the ID of the TIMEAVERAGE
item attribute provided
by the Matrikon™ Simulation Server.
hdaObj = opchda('localhost','Matrikon.OPC.Simulation'); connect(hdaObj); descID = getIDFromName(hdaObj.Aggregates,'TIMEAVERAGE')
Retrieve the ID of the DESCRIPTION
item attribute provided
by the Matrikon Simulation Server.
hdaObj = opchda('localhost','Matrikon.OPC.Simulation'); connect(hdaObj); descID = getIDFromName(hdaObj.ItemAttributes,'DESCRIPTION')