---
title: MPMediaPlaylistPropertyPersistentID
framework: mediaplayer
role: symbol
role_heading: Global Variable
path: mediaplayer/mpmediaplaylistpropertypersistentid
---

# MPMediaPlaylistPropertyPersistentID

The persistent identifier for the playlist.

## Declaration

```swift
let MPMediaPlaylistPropertyPersistentID: String
```

## Discussion

Discussion Value is an NSNumber object containing a UInt64_t (unsigned long long). Can be used to build a media property predicate as described in MPMediaQuery.

## See Also

### Property keys

- [MPMediaPlaylistPropertyAuthorDisplayName](mediaplayer/mpmediaplaylistpropertyauthordisplayname.md)
- [MPMediaPlaylistPropertyName](mediaplayer/mpmediaplaylistpropertyname.md)
- [MPMediaPlaylistPropertyDescriptionText](mediaplayer/mpmediaplaylistpropertydescriptiontext.md)
- [MPMediaPlaylistPropertyPlaylistAttributes](mediaplayer/mpmediaplaylistpropertyplaylistattributes.md)
- [MPMediaPlaylistPropertyCloudGlobalID](mediaplayer/mpmediaplaylistpropertycloudglobalid.md)
- [MPMediaPlaylistPropertySeedItems](mediaplayer/mpmediaplaylistpropertyseeditems.md)