Tracks each list item once it's visible enough, for long enough. Spread the result onto a
FlatList, SectionList or VirtualizedList.
It counts once per appearance: an item that left the screen completely counts again when it comes
back. The options are read once, because a list can't change them later.
Tracks each list item once it's visible enough, for long enough. Spread the result onto a
FlatList,SectionListorVirtualizedList.It counts once per appearance: an item that left the screen completely counts again when it comes back. The options are read once, because a list can't change them later.