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

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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

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