The quick actions displayed when a user swipes upward on a 3D Touch preview.
- iOS 9.0+
- tvOS 9.0+
An array of preview (peek) quick actions.
This property is for use with a preview (peek) view controller which you present in your implementation of the
previewing delegate method..
Implement this method to provide quick actions for such a preview. When the user swipes upward on the preview, the system presents these quick action items in a sheet below the preview.
The default implementation of this method returns an empty array.