---
title: commonMetadata
framework: avfoundation
role: symbol
role_heading: Instance Property
path: avfoundation/avcompositiontrack/commonmetadata
---

# commonMetadata

An array of metadata items for all common metadata keys that have a value.

## Declaration

```swift
var commonMetadata: [AVMetadataItem] { get }
```

## See Also

### Accessing metadata

- [metadata](avfoundation/avcompositiontrack/metadata.md)
- [availableMetadataFormats](avfoundation/avcompositiontrack/availablemetadataformats.md)
- [metadata(forFormat:)](avfoundation/avcompositiontrack/metadata(forformat:).md)