---
title: availableTrackAssociationTypes
framework: avfoundation
role: symbol
role_heading: Instance Property
path: avfoundation/avassettrack/availabletrackassociationtypes
---

# availableTrackAssociationTypes

An array of association types that the track uses to associate with other tracks.

## Declaration

```swift
var availableTrackAssociationTypes: [AVAssetTrack.AssociationType] { get }
```