## ver2
import UIKit

class ViewController: UIViewController {

    @IBOutlet weak var textView: UITextView!
    @IBOutlet weak var messageTextField: UITextField!

    override func viewDidLoad() {
        super.viewDidLoad()
        messageTextField.delegate = self
    }


}

extension ViewController: UITextFieldDelegate {
    func textFieldShouldReturn(_ textField: UITextField) -> Bool {
        print(messageTextField.text)
        return true
    }
}