6.4.6.4 ClearStoredVariables Method

The optional ClearStoredVariables Method allows a Client to clear the Variable from the list of Variables that are to be restored.

The signature of this Method is specified below; the arguments are defined in Table 54.

Signature 

	ClearStoredVariables (
	  [in] 0:NodeId[]		VariablesToClear,
	  [out] 0:StatusCode[]	Results
	);
Table 54 – ClearStoredVariables Method arguments
Argument Description
VariablesToClearAn array of NodeId containing configuration data variables.
ResultsAn array of StatusCode corresponding to the VariablesToClear input argument that indicates any errors that occurred during the processing of VariablesToClear. If this array is populated, it has the same length as the VariablesToClear array. For possible values in this array, see Table 56.

The possible Method result codes are formally defined in Table 55.

Table 55 – ClearStoredVariables Method result codes
Result Code Description
Uncertain

There was at least one error while processing the Variables to be cleared.

Results will contain additional information.

The Results StatusCodes are formally defined in Table 56.

Table 56 – Results StatusCodes
Result Code Description
Bad_InvalidArgumentThe NodeId is not a ConfigurationData Variable or does not belong to this FunctionalEntity or one of its SubFunctionalEntities.
Bad_NotSupportedThe NodeId specifies a Variable that is non-volatile or does not have storage for the Variable.
GoodClearing the storage for this Variable succeeded.

The ClearStoredVariables Method representation in the AddressSpace is formally defined in Table 57.

Table 57 – ClearStoredVariables Method AddressSpace definition
Attribute Value
BrowseName3:ClearStoredVariables
References Node Class BrowseName DataType TypeDefinition Other
0:HasPropertyVariable0:InputArguments0:Argument[] 0:PropertyTypeM
0:HasPropertyVariable0:OutputArguments0:Argument[] 0:PropertyTypeM
ConformanceUnits
UAFX ConfigurationDataFolder VariableStorage