Property :: isNewInstance - Has instance just being created
The property returns true, when an instance has been created (not associated) during a provide(), insert() or append() operation. The new instance state is reset when the instance is explicitly re-read (reset()) or unselected (cancel(), top()).
The property throws an exception, when the property handle is not valid.
Return value: Success ( bool )
The value is true when the function was executed successfully. Otherwise the value is set to false.