---
title: parameter
framework: audiotoolbox
role: symbol
role_heading: Instance Property
path: audiotoolbox/aurenderevent/parameter
---

# parameter

Use this field for parameter events.

## Declaration

```swift
var parameter: AUParameterEvent { get set }
```

## See Also

### Instance Properties

- [MIDI](audiotoolbox/aurenderevent/midi.md)
- [head](audiotoolbox/aurenderevent/head.md)
- [MIDIEventsList](audiotoolbox/aurenderevent/midieventslist.md)