class ViewController : UIViewController, UITextFieldDelegate { var activeTextField = UITextField() // Assign the newly active text field to your activeTextField variable func textFieldDidBeginEditing(textField: UITextField) { self.activeTextField = textField } // Call activeTextField whenever you need to func anotherMethod() { // self.activeTextField.text is an optional, we safely unwrap it here if let activeTextFieldText = self.activeTextField.text { print("Active text field's text: \(activeTextFieldText)") return; } print("Active text field is empty") }
}