Provider exposes a few different kinds of “provider” for different types of objects.įirst things first let add plugin to pubspec.yaml provider: ^2.0.1 It is O(N) for adding and removing listeners and O(N²) for dispatching notifications (where N is the number of listeners)# Provider Existing providers What is ChangeNotifierĪ class that can be extended or mixed in that provides a change notification API using for notifications.> is optimized for small numbers (one or two) of listeners. In this tutorial you will see the very basics of implementing “Provider” for State management in your Flutter Applications.īefore looking into providers lets see whatsis ChangeNotifier this plugin uses ChangeNotifier to to listen and update any changes.