---
title: UnsafeMutableMIDIEventListPointer
framework: coremidi
role: symbol
role_heading: Structure
path: coremidi/unsafemutablemidieventlistpointer
---

# UnsafeMutableMIDIEventListPointer

## Declaration

```swift
struct UnsafeMutableMIDIEventListPointer
```

## Topics

### Initializers

- [init(_:wordSize:)](coremidi/unsafemutablemidieventlistpointer/init(_:wordsize:).md)
- [init(_:wordSize:inProtocol:)](coremidi/unsafemutablemidieventlistpointer/init(_:wordsize:inprotocol:).md)

### Instance Properties

- [count](coremidi/unsafemutablemidieventlistpointer/count.md)
- [lastPacket](coremidi/unsafemutablemidieventlistpointer/lastpacket.md)
- [listSizeInBytes](coremidi/unsafemutablemidieventlistpointer/listsizeinbytes.md)
- [midiProtocol](coremidi/unsafemutablemidieventlistpointer/midiprotocol.md)

### Instance Methods

- [append(timestamp:words:)](coremidi/unsafemutablemidieventlistpointer/append(timestamp:words:).md)
- [clear()](coremidi/unsafemutablemidieventlistpointer/clear().md)

## Relationships

### Conforms To

- [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)
- [UnsafeMutableMIDIEventPacketPointer](coremidi/unsafemutablemidieventpacketpointer.md)