---
title: tracks
framework: avfoundation
role: symbol
role_heading: Instance Property
path: avfoundation/avcomposition/tracks
---

# tracks

The tracks that a composition contains.

## Declaration

```swift
var tracks: [AVCompositionTrack] { get }
```

## See Also

### Accessing tracks

- [track(withTrackID:)](avfoundation/avcomposition/track(withtrackid:).md)
- [tracks(withMediaType:)](avfoundation/avcomposition/tracks(withmediatype:).md)
- [tracks(withMediaCharacteristic:)](avfoundation/avcomposition/tracks(withmediacharacteristic:).md)
- [unusedTrackID()](avfoundation/avcomposition/unusedtrackid().md)