---
title: UnsafeMutableMIDIEventPacketPointer
framework: coremidi
role: symbol
role_heading: Structure
path: coremidi/unsafemutablemidieventpacketpointer
---

# UnsafeMutableMIDIEventPacketPointer

## Declaration

```swift
struct UnsafeMutableMIDIEventPacketPointer
```

## Topics

### Initializers

- [init(_:)](coremidi/unsafemutablemidieventpacketpointer/init(_:)-2pp97.md)
- [init(_:)](coremidi/unsafemutablemidieventpacketpointer/init(_:)-91lug.md)

### Instance Properties

- [count](coremidi/unsafemutablemidieventpacketpointer/count.md)
- [timeStamp](coremidi/unsafemutablemidieventpacketpointer/timestamp.md)

### Default Implementations

- [MutableCollection Implementations](coremidi/unsafemutablemidieventpacketpointer/mutablecollection-implementations.md)
- [RandomAccessCollection Implementations](coremidi/unsafemutablemidieventpacketpointer/randomaccesscollection-implementations.md)

## Relationships

### Conforms To

- [BidirectionalCollection](swift/bidirectionalcollection.md)
- [Collection](swift/collection.md)
- [Copyable](swift/copyable.md)
- [Escapable](swift/escapable.md)
- [MutableCollection](swift/mutablecollection.md)
- [RandomAccessCollection](swift/randomaccesscollection.md)
- [Sequence](swift/sequence.md)

## See Also

### Event list management

- [MIDIEventListInit(_:_:)](coremidi/midieventlistinit(_:_:).md)
- [MIDIEventListAdd(_:_:_:_:_:_:)](coremidi/midieventlistadd(_:_:_:_:_:_:).md)
- [MIDIEventPacketNext(_:)](coremidi/midieventpacketnext(_:).md)
- [MIDISendEventList(_:_:_:)](coremidi/midisendeventlist(_:_:_:).md)
- [MIDIReceivedEventList(_:_:)](coremidi/midireceivedeventlist(_:_:).md)
- [MIDIEventList](coremidi/midieventlist.md)
- [MIDIEventPacket](coremidi/midieventpacket.md)
- [UnsafeMutableMIDIEventListPointer](coremidi/unsafemutablemidieventlistpointer.md)