Flutter Slivers | SliverAppBar |SliverList |CollapseAppBar in
Sliver is Custom Scrollable area Slivers are more usable when we wants to put all widgets inside scrollable area.
Flutter provided different types of Slivers.
SliverAppBar
SliverList
SliverGrid
SliverToBoxAdapter
https://rrtutors.com/tutorials/how-to...