ChangeNotifier is a simple class included in the Flutter SDK which provides change notification to its listeners . In other words, if something is a ChangeNotifier , you can subscribe to its changes.
Read moreWhat is Consumer in provider Flutter?
Consumer is an object in the Provider library that offers a simple API to interact with your provided models in the widgets themselves. In plain English, Consumer exposes instances of provided models, so you can display data and call methods on your provided model.5 Ağu 2020
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