---
title: data
framework: coremidi
role: symbol
role_heading: Instance Property
path: coremidi/midisysexsendrequest/data
---

# data

The request’s data.

## Declaration

```swift
var data: UnsafePointer<UInt8>
```

## Discussion

Discussion Initially, the value is a pointer to the System Exclusive (SysEx) event to send. MIDISendSysex(_:) advances this pointer as it sends bytes.

## See Also

### Configuring a request

- [destination](coremidi/midisysexsendrequest/destination.md)
- [bytesToSend](coremidi/midisysexsendrequest/bytestosend.md)
- [complete](coremidi/midisysexsendrequest/complete.md)
- [MIDICompletionProc](coremidi/midicompletionproc.md)
- [completionProc](coremidi/midisysexsendrequest/completionproc.md)
- [completionRefCon](coremidi/midisysexsendrequest/completionrefcon.md)
- [reserved](coremidi/midisysexsendrequest/reserved.md)