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GetVarExtensions - method of object PmCommData

Description:
Returns an array of all data extensions (of ExtComm objects) registered into PmCommData object (all items of this group).
Syntax:
GetVarExtensions As Array
Calling:
aDataExt = oCommData.GetVarExtensions()
See also:
- PmOpcClientData.GetVarExtensions
- PmTrend.GetVarExtensions
- Var.Extension
Example:
Obtaining an array of references to all registered ExtComm objects PmCommData of the "/CommData" object with following listig of identifiers of each item into the INFO system.
Dim a, n, i
a = pMe.Pm("/CommData").GetVarExtensions()
n = UBound(a)
For i=0 To n
  Pm.Debug a(i).ItemId
Next
or
Dim a, e
a = pMe.Pm("/CommData").GetVarExtensions()
For Each e In a
  Pm.Debug e.ItemId
Next
PROMOTIC 8.3.23 SCADA system documentation - MICROSYS, spol. s r.o.

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