The index of the now playing item in the current playback queue.
- iOS 5.0+
- Mac Catalyst 13.0+
This property’s value is NSNotFound if the index is not valid—for example, if the playback queue is empty.
Managing Playback Mode and State
The currently-playing media item, or the media item, within a queue, that you have designated to begin playback with.
The current repeat mode of the music player.
The current shuffle mode of the music player.
The audio playback volume for the music player, in the range from
0.0 (silent) through
1.0 (maximum volume).