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  "identifier" : "/documentation/AppKit/NSSlider/tickMarkPosition-swift.property",
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# tickMarkPosition

Determines where the slider’s tick marks are displayed.

```
var tickMarkPosition: NSSlider.TickMarkPosition { get set }
```

## Discussion

For horizontal sliders, use [`NSSlider.TickMarkPosition.below`](/documentation/AppKit/NSSlider/TickMarkPosition-swift.enum/below) and [`NSSlider.TickMarkPosition.above`](/documentation/AppKit/NSSlider/TickMarkPosition-swift.enum/above). For vertical sliders, use [`leading`](/documentation/AppKit/NSSlider/TickMarkPosition-swift.enum/leading), and [`trailing`](/documentation/AppKit/NSSlider/TickMarkPosition-swift.enum/trailing). The default positions are `below` for horizontal and `leading` for vertical. This property has no effect if [`numberOfTickMarks`](/documentation/AppKit/NSSlider/numberOfTickMarks) is `0`, or if the slider is circular. In its implementation of this property, the receiving `NSSlider` instance invokes the method of the same name of its `NSSliderCell` instance.

---

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