---
title: keyspace
framework: mediaplayer
role: symbol
role_heading: Instance Property
path: mediaplayer/mptimedmetadata/keyspace
---

# keyspace

The namespace of the identifying key.

## Declaration

```swift
var keyspace: String! { get }
```

## See Also

### Extracting timed metadata from a stream

- [allMetadata](mediaplayer/mptimedmetadata/allmetadata.md)
- [key](mediaplayer/mptimedmetadata/key.md)
- [timestamp](mediaplayer/mptimedmetadata/timestamp.md)
- [value](mediaplayer/mptimedmetadata/value.md)