Type Alias GroupingMapBy

pub type GroupingMapBy<I, F> = GroupingMap<MapSpecialCase<I, GroupingMapFn<F>>>;

Available on crate feature dep_itertools only.

GroupingMapBy is an intermediate struct for efficient group-and-fold operations.

See GroupingMap for more informations.

Aliased Type

struct GroupingMapBy<I, F> { /* private fields */ }