September 2019
Beginner
512 pages
12h 52m
English
Content preview from Flutter for Beginners
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Stateful versus stateless widgets
From Chapter 3, An Introduction to Flutter, we have seen that widgets play an important role in Flutter application development. They are the pieces that form the UI; they are the code representation of what is visible to the user.
UIs are almost never static; they change frequently, as you know. Although immutable by definition, widgets are not meant to be final – after all, we are dealing with a UI, and a UI will certainly change during the life cycle of any application. That's why Flutter provides us with two types of widgets: stateless and stateful.
The big difference between these is in the way the widget is built. It's the developer's responsibility to choose which kind of widget to use in each situation ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.