/Swift/Xcode perform action when return key pressed text field

Xcode perform action when return key pressed text field

class SomeViewControllerClass : UIViewController, UITextFieldDelegate {

    override func viewDidLoad() {
        super.viewDidLoad()

        self.textField.delegate = self
    }

    func textFieldShouldReturn(textField: UITextField) -> Bool {

        //textField code

        textField.resignFirstResponder()  //if desired
        performAction()
        return true
    }

    func performAction() {   
        //action events
    }
}

Source: stackoverflow.com

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