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

# metadata

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

## Declaration

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

## Discussion

Discussion You can filter the array of metadata items according to language using the metadataItems(from:filteredAndSortedAccordingToPreferredLanguages:) method. Filter the results by identifier using the metadataItems(from:filteredByIdentifier:) method.

## See Also

### Accessing metadata

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