Sets the timestamp for the event at a music event iterator’s current position.
- iOS 5.0+
- macOS 10.0+
- Mac Catalyst 13.0+
- tvOS 9.0+
The music event iterator whose current event you want to change the timestamp of.
The new timestamp for the event, in beats.
A result code.
After calling this function, the music event iterator remains positioned at the same event. However, because the event has been moved to a new location on the iterator’s music track, the iterator may no longer have a next or previous event. You can test this by calling