---
title: cbOutBuffer
framework: Force Feedback
role: symbol
role_heading: Instance Property
platforms: [Mac Catalyst 13.0+, macOS 10.2+]
path: forcefeedback/ffeffescape/cboutbuffer
---

# cbOutBuffer

On entry, specifies the size, in bytes, of the lpvOutBuffer buffer. On exit, specifies the number of bytes actually produced by the command.

## Declaration

```swift
var cbOutBuffer: DWORD
```

## See Also

### Instance Properties

- [cbInBuffer](forcefeedback/ffeffescape/cbinbuffer.md)
- [dwCommand](forcefeedback/ffeffescape/dwcommand.md)
- [dwSize](forcefeedback/ffeffescape/dwsize.md)
- [lpvInBuffer](forcefeedback/ffeffescape/lpvinbuffer.md)
- [lpvOutBuffer](forcefeedback/ffeffescape/lpvoutbuffer.md)