Works in Swift 5: iOS: 13.1 Dismiss a keyboard when tapping outside of field

Keyboard Dismiss.swift

// ************************************
//       ADD TO VIEW DID LOAD
// ------------------------------------
let tap: UITapGestureRecognizer = UITapGestureRecognizer(
	target: self, 
	action: #selector(UIInputViewController.dismissKeyboard))

//Uncomment to prevent interference of cancel button
//tap.cancelsTouchesInView = false

	view.addGestureRecognizer(tap)
// ------------------------------------


// ...

@objc func dismissKeyboard() {
		view.endEditing(true)
	}