switf - Dynamic mask for UITextField

Question

There's a way to do something like **onTextChanged** from Java? I need a dynamic mask to brazilian phone number, who is based characters numbers (## ####-#### or ## #####-####).

Is there a way to do this on Swift 3?

Answer 1

Hope this will help you..

textField.addTarget(self, action: #selector(textFieldDidChange(_:)), for: .editingChanged)

func textFieldDidChange(_ textField: UITextField) { }