Skip to content

,--1,System.Func{--1,--0,--1})} ,--1,System.Func{--1,--0,--1},System.Func{--1,--2})} ,System.Func{--0,--0,--0})}

Observable.Aggregate(IObservable, TAccumulate, Func) method

Defined in

Type: Observable Namespace: System.Reactive.Linq Assembly: System.Reactive.dll

Applies to

net8.0, net8.0-windows10.0.19041, net8.0-ios17.5, net8.0-maccatalyst17.5, net8.0-macos14.2, net8.0-macos14.5, net8.0-tvos17.2, netstandard2.0

Overloads

  • 1. public static IObservable<TAccumulate> Aggregate<TSource, TAccumulate>(this IObservable<TSource> source, TAccumulate seed, Func<TAccumulate, TSource, TAccumulate> accumulator)
  • 2. public static IObservable<TResult> Aggregate<TSource, TAccumulate, TResult>(this IObservable<TSource> source, TAccumulate seed, Func<TAccumulate, TSource, TAccumulate> accumulator, Func<TAccumulate, TResult> resultSelector)
  • 3. public static IObservable<TSource> Aggregate<TSource>(this IObservable<TSource> source, Func<TSource, TSource, TSource> accumulator)

1. Overload

public static IObservable<TAccumulate> Aggregate<TSource, TAccumulate>(this IObservable<TSource> source, TAccumulate seed, Func<TAccumulate, TSource, TAccumulate> accumulator)

Type parameters

NameDescription
TSource--
TAccumulate--

Parameters

NameTypeDescription
sourceIObservable--
seedTAccumulate--
accumulatorFunc--

Returns: IObservable

2. Overload

public static IObservable<TResult> Aggregate<TSource, TAccumulate, TResult>(this IObservable<TSource> source, TAccumulate seed, Func<TAccumulate, TSource, TAccumulate> accumulator, Func<TAccumulate, TResult> resultSelector)

Type parameters

NameDescription
TSource--
TAccumulate--
TResult--

Parameters

NameTypeDescription
sourceIObservable--
seedTAccumulate--
accumulatorFunc--
resultSelectorFunc--

Returns: IObservable

3. Overload

public static IObservable<TSource> Aggregate<TSource>(this IObservable<TSource> source, Func<TSource, TSource, TSource> accumulator)

Type parameters

NameDescription
TSource--

Parameters

NameTypeDescription
sourceIObservable--
accumulatorFunc--

Returns: IObservable