Observable.GroupBy Method

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Groups the elements of an observable sequence.

This member is overloaded. For complete information about this member, including syntax, usage, and examples, click a name in the overload list.

Overload List

	Name	Description
	GroupBy<TSource, TKey>(IObservable<TSource>, Func<TSource, TKey>)	Groups the elements of an observable sequence according to a specified key selector function.
	GroupBy<TSource, TKey>(IObservable<TSource>, Func<TSource, TKey>, IEqualityComparer<TKey>)	Groups the elements of an observable sequence according to a specified key selector function and comparer.
	GroupBy<TSource, TKey, TElement>(IObservable<TSource>, Func<TSource, TKey>, Func<TSource, TElement>)	Groups the elements of an observable sequence and selects the resulting elements by using a specified function.
	GroupBy<TSource, TKey, TElement>(IObservable<TSource>, Func<TSource, TKey>, Func<TSource, TElement>, IEqualityComparer<TKey>)	Groups the elements of an observable sequence according to a specified key selector function and comparer and selects the resulting elements by using a specified function.

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Reference

Observable Class

System.Reactive.Linq Namespace