isVertical
An integer indicating the orientation (vertical or horizontal) of the slider.
Declaration
var isVertical: Bool { get set }var vertical: Bool { get set }Discussion
The value of this property is 1 if the slider is vertical, 0 if it’s horizontal, and –1 if the orientation can’t be determined (for example, if the slider hasn’t been displayed yet). A slider is defined as vertical if its height is greater than its width.