What is the proper way to dismiss a modal when using storyboards?

Question

Using storyboards, what is the proper way to dismiss a modal?

• using IBAction and writing code to dismiss after a button click?
• using segue and notify the

Answer 1

According Alex Cio answer for Swift 3 and XCode 8.3:

Create class:

import UIKit

class DismissSegue: UIStoryboardSegue {
    override func perform() {
        self.source.presentingViewController?.dismiss(animated: true, completion: nil)
   }
}

But in storyboard you should choose:

Action Segue -> Custom -> dismiss

Only after this option appear on Action Segue menu