---
title: MIDIUMPEndpointManager.DictionaryKey
framework: coremidi
role: symbol
role_heading: Structure
path: coremidi/midiumpendpointmanager/dictionarykey
---

# MIDIUMPEndpointManager.DictionaryKey

## Declaration

```swift
struct DictionaryKey
```

## Topics

### Initializers

- [init(rawValue:)](coremidi/midiumpendpointmanager/dictionarykey/init(rawvalue:).md)

## Relationships

### Conforms To

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

## See Also

### Constants

- [endpointWasAddedNotification](coremidi/midiumpendpointmanager/endpointwasaddednotification.md)
- [endpointWasRemovedNotification](coremidi/midiumpendpointmanager/endpointwasremovednotification.md)
- [endpointWasUpdatedNotification](coremidi/midiumpendpointmanager/endpointwasupdatednotification.md)
- [functionBlockWasUpdatedNotification](coremidi/midiumpendpointmanager/functionblockwasupdatednotification.md)