IterableGrouping<T> extension
- on
-
- Iterable<
T>
- Iterable<
Methods
-
groupBy<
K> (K keyFunction(T), {IterableGroupingCriteria< K> ? sortingCriteria}) → Map<K, List< T> > - Group elements in this iterable. Specifying a sorting criteria, this function returns a sorted map by key.