isVertical
A Boolean value that determines the geometric orientation of the split view’s dividers.
Declaration
var isVertical: Bool { get set }Discussion
The default value of this property is false, which indicates horizontal dividers and views that stack one above the other (top-to-bottom) in the containing split view controller’s view.
To specify vertical dividers and a horizontal (side-by-side) arrangement of views within a split view controller, implement this property to return true.