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# MusicSequenceUserCallback

```
typealias MusicSequenceUserCallback = (UnsafeMutableRawPointer?, MusicSequence, MusicTrack, MusicTimeStamp, UnsafePointer<MusicEventUserData>, MusicTimeStamp, MusicTimeStamp) -> Void
```

## Discussion

If you named your callback `MyMusicSequenceUserCallback`, you would declare it like this:

---

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