Flutter Basics: The differences between Stateless Widget and Stateful Widget

What is a Widget in Flutter?

Widget is everything in Flutter.

What is a Stateless Widget?

Example

What is a Stateful Widget?

Example

Widget tree
Stateful Demo App

FAQ

Q: So you’re saying that a Stateless Widget cannot change at runtime like a Stateful Widget. But what if we want to change the value of the Stateless Widget. Can it be done?

Q: Can we use only Stateful Widgets and not use Stateless Widgets? It seems like a Stateful Widget can do every a Stateless Widget can.

Writing code for a living. Tinkering stuff in my free time. Have some coffee, shall we?