SliverFixedExtentList constructor Null safety

const SliverFixedExtentList(
  1. {Key? key,
  2. required SliverChildDelegate delegate,
  3. required double itemExtent}
)

Creates a sliver that places box children with the same main axis extent in a linear array.

Implementation

const SliverFixedExtentList({
  Key? key,
  required SliverChildDelegate delegate,
  required this.itemExtent,
}) : super(key: key, delegate: delegate);