Parameters
- dataVariable
- The data variable that will be modified and returned.
The value of this parameter cannot be
null
(Nothing
in Visual Basic). - writeFunction
- The write function, i.e. the function that accepts the attribute data to be written, performs the write operation, and returns the status code that is the result of the OPC UA Write.
The value of this parameter cannot be
null
(Nothing
in Visual Basic).
Return Value
This method never returns null
(Nothing
in Visual Basic).