Stops the receiver’s current query from gathering any further results.
- iOS 5.0+
- macOS 10.4+
- tvOS 9.0+
- watchOS 2.0+
The receiver first completes gathering any unprocessed results. If a query is stopped before the gathering phase finishes, it does not post an
You call this function to stop a query that is generating too many results to be useful but you still want to access the available results. If the receiver is sent a
start message after performing this method, the existing results are discarded.