GroupSelectExtension<T> extension

on

• Iterable<T>

Methods

groupSelect<TKey, TResult>(TResult resultSelector(TKey key, Iterable<T> group), {TKey keySelector(T key)?, EqualityComparer<TKey>? keyComparer}) → GroupSelectIterable<T, TKey, TResult>

Groups the elements in the iterable by a key and maps the groups to a new element.