---
title: NSScroller.Part.knob
framework: appkit
role: symbol
role_heading: Case
path: appkit/nsscroller/part/knob
---

# NSScroller.Part.knob

Directly to the scroller’s value, as given by floatValue.

## Declaration

```swift
case knob
```

## See Also

### Constants

- [NSScroller.Part.knobSlot](appkit/nsscroller/part/knobslot.md)
- [NSScroller.Part.decrementLine](appkit/nsscroller/part/decrementline.md)
- [NSScroller.Part.decrementPage](appkit/nsscroller/part/decrementpage.md)
- [NSScroller.Part.incrementLine](appkit/nsscroller/part/incrementline.md)
- [NSScroller.Part.incrementPage](appkit/nsscroller/part/incrementpage.md)
- [NSScroller.Part.noPart](appkit/nsscroller/part/nopart.md)