Ввести только буквы в UITextField (Enter only letters in textField) - Swift 5
func textField(_ textField: UITextField,
shouldChangeCharactersIn range: NSRange, replacementString string: String) -> Bool {
let allowedCharacters = CharacterSet.
letters
let characterSet = CharacterSet(charactersIn:
string)
return allowedCharacters.
isSuperset(of:
characterSet)
}
Возврат к списку
