AsyncEnumerable.Index<TSource>(IAsyncEnumerable<TSource>) Method

Reference

Definition

Namespace:: System.Linq

Assembly:: System.Linq.AsyncEnumerable.dll

Package:: System.Linq.AsyncEnumerable v10.0.0-preview.1.25080.5

Source:: Index.cs

Important

Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.

Returns an enumerable that incorporates the element's index into a tuple.

public:
generic <typename TSource>
[System::Runtime::CompilerServices::Extension]
 static System::Collections::Generic::IAsyncEnumerable<ValueTuple<int, TSource>> ^ Index(System::Collections::Generic::IAsyncEnumerable<TSource> ^ source);

public static System.Collections.Generic.IAsyncEnumerable<(int Index, TSource Item)> Index<TSource>(this System.Collections.Generic.IAsyncEnumerable<TSource> source);

static member Index : System.Collections.Generic.IAsyncEnumerable<'Source> -> System.Collections.Generic.IAsyncEnumerable<ValueTuple<int, 'Source>>

<Extension()>
Public Function Index(Of TSource) (source As IAsyncEnumerable(Of TSource)) As IAsyncEnumerable(Of ValueTuple(Of Integer, TSource))

Type Parameters

TSource

The type of the elements of source.

Parameters

source: IAsyncEnumerable<TSource>

The source enumerable providing the elements.

Returns

IAsyncEnumerable<ValueTuple<Int32,TSource>>

An enumerable that incorporates each element index into a tuple.

Exceptions

ArgumentNullException

source is null.

Applies to

Product	Versions
.NET	8 (package-provided), 9 (package-provided), 10 (package-provided), 10
.NET Standard	2.0 (package-provided)

Share via