Response codes identifying the button that was pressed to dismiss a notification dialog.
- iOS 13.0+
- macOS 10.0+
- Mac Catalyst 13.0+
- tvOS 13.0+
- watchOS 6.0+
- Core Foundation
To extract this value from the response flags of a dismissed notification (such as returned by
CFUser), you must perform a bitwise-AND operation between the returned response flags and
0x3 before comparing the value to these constants.