---
title: MusicItemID
framework: musickit
role: symbol
role_heading: Structure
path: musickit/musicitemid
---

# MusicItemID

An object that represents a unique identifier for a music item.

## Declaration

```swift
@frozen struct MusicItemID
```

## Topics

### Initializers

- [init(_:)](musickit/musicitemid/init(_:).md)

## Relationships

### Conforms To

- [Copyable](swift/copyable.md)
- [CustomStringConvertible](swift/customstringconvertible.md)
- [Decodable](swift/decodable.md)
- [Encodable](swift/encodable.md)
- [Equatable](swift/equatable.md)
- [Escapable](swift/escapable.md)
- [ExpressibleByExtendedGraphemeClusterLiteral](swift/expressiblebyextendedgraphemeclusterliteral.md)
- [ExpressibleByStringLiteral](swift/expressiblebystringliteral.md)
- [ExpressibleByUnicodeScalarLiteral](swift/expressiblebyunicodescalarliteral.md)
- [Hashable](swift/hashable.md)
- [MusicLibraryRequestFilterValueEquatable](musickit/musiclibraryrequestfiltervalueequatable.md)
- [MusicLibraryRequestFilterValueMembershipComparable](musickit/musiclibraryrequestfiltervaluemembershipcomparable.md)
- [RawRepresentable](swift/rawrepresentable.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Utility

- [MusicItem](musickit/musicitem.md)
- [MusicItemCollection](musickit/musicitemcollection.md)
- [MusicPropertyContainer](musickit/musicpropertycontainer.md)
- [MusicRelationshipProperty](musickit/musicrelationshipproperty.md)
- [MusicExtendedAttributeProperty](musickit/musicextendedattributeproperty.md)
- [MusicAttributeProperty](musickit/musicattributeproperty.md)
- [PartialMusicAsyncProperty](musickit/partialmusicasyncproperty.md)
- [PartialMusicProperty](musickit/partialmusicproperty.md)
- [AnyMusicProperty](musickit/anymusicproperty.md)