Постоянная НЕДОПУСТИМО

String const НЕДОПУСТИМО

Реализация

static const String NOT_ALLOWED = 'NotAllowedError';

© 2012 the Dart project authors
Licensed under the BSD 3-Clause "New" or "Revised" License.
https://api.dart.dev/stable/2.18.5/dart-html/DomException/NOT_ALLOWED-constant.html