GetVarExtensions - method of the PmaOpcDaClientGroup object

Description:

Returns an array of all data extensions (ExtOpcDa objects) registered in the PmaOpcDaClientGroup object (all items of this group).

Syntax:

Array GetVarExtensions()

Example:

Obtains an array of references to all registered ExtOpcDa objects in the PmaOpcDaClientGroup object ("/OpcDaClientData") with following listig of identifiers of each trend into the INFO system.

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var i;

var aVarExt = pMe.Pm("/OpcClient/Group1").GetVarExtensions();

var n = aVarExt.GetSize(1);


for (i = 0; i < n; i++)

{

	Pm.Debug(aVarExt.GetItem(i).ItemId);

}