flutter_presistance_bottom_nav_tutorial In this tutorial, we look at the bottom navigation bar and UI state persistence via Page Storage Keys and Page Storage Bucket. To build this application, you will need the latest version of the flutter preview build and Dart 2.0 SDK for more information, click here Check out the Youtube Tutorial for this Dart Flutter Program. Here is our Youtube Channel Subscribe for more content. Check out our blog at tensor-programming.com. Our Twitter, our facebook and our Steemit.