Gets the argument string corresponding with a configuration property named propName with value propValue. An ignore mask can be used to eliminate some arguments from the search.
[Visual Basic] Public Function GetArgument( _ ByVal propName As String, _ ByVal propValue As String, _ ByVal useIgnoreGroup As ArgGroup _ ) As String
The argument string corresponding with a configuration property named propName with value propValue, or a null reference
(Nothing in Visual Basic) if no corresponding argument exists.