---
title: PartialMusicAsyncProperty
framework: musickit
role: symbol
role_heading: Class
path: musickit/partialmusicasyncproperty
---

# PartialMusicAsyncProperty

A partially type-erased identifier for a music item property that you can fetch asynchronously from a concrete root type to any resulting value type.

## Declaration

```swift
class PartialMusicAsyncProperty<Root>
```

## Relationships

### Inherits From

- [PartialMusicProperty](musickit/partialmusicproperty.md)

### Inherited By

- [MusicExtendedAttributeProperty](musickit/musicextendedattributeproperty.md)
- [MusicRelationshipProperty](musickit/musicrelationshipproperty.md)

### Conforms To

- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Utility

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