Rounded UIView using CALayers - only some corners - How?

Question

In my application - there are four buttons named as follows:

• Top - left
• Bottom - left
• Top - right
• Bottom - right

Abov

Answer 1

In iOS 11, we can now round some corners only

let view = UIView()

view.clipsToBounds = true
view.layer.cornerRadius = 8
view.layer.maskedCorners = [.layerMaxXMaxYCorner, .layerMinXMaxYCorner]