---
title: NSAccessibilityRulerMarkerType.unknown
framework: appkit
role: symbol
role_heading: Case
path: appkit/nsaccessibilityrulermarkertype/unknown
---

# NSAccessibilityRulerMarkerType.unknown

Unknown marker type.

## Declaration

```swift
case unknown
```

## See Also

### Constants

- [NSAccessibilityRulerMarkerType.tabStopLeft](appkit/nsaccessibilityrulermarkertype/tabstopleft.md)
- [NSAccessibilityRulerMarkerType.tabStopRight](appkit/nsaccessibilityrulermarkertype/tabstopright.md)
- [NSAccessibilityRulerMarkerType.tabStopCenter](appkit/nsaccessibilityrulermarkertype/tabstopcenter.md)
- [NSAccessibilityRulerMarkerType.tabStopDecimal](appkit/nsaccessibilityrulermarkertype/tabstopdecimal.md)
- [NSAccessibilityRulerMarkerType.indentHead](appkit/nsaccessibilityrulermarkertype/indenthead.md)
- [NSAccessibilityRulerMarkerType.indentTail](appkit/nsaccessibilityrulermarkertype/indenttail.md)
- [NSAccessibilityRulerMarkerType.indentFirstLine](appkit/nsaccessibilityrulermarkertype/indentfirstline.md)