What difference between stateless and stateful widgets?

Question

I am learning Dart/flutter and trying to understand how Widgets system works. But I can\'t understand what difference between stateless and stateful widgets? For example I h

Answer 1

Check out the Flutter Interactivity Tutorial.

If your widget's build method depends entirely on its immutable constructor arguments, you should use a StatelessWidget because they're simpler. If you want to store some persistent private data that you expect to mutate over time, use a StatefulWidget and store the data on the State.