Enumerable.Index<TSource>(IEnumerable<TSource>) Method

Reference

Definition

Namespace:: System.Linq

Assembly:: System.Linq.dll

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::IEnumerable<ValueTuple<int, TSource>> ^ Index(System::Collections::Generic::IEnumerable<TSource> ^ source);

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

static member Index : seq<'Source> -> seq<ValueTuple<int, 'Source>>

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

Type Parameters

TSource

The type of the elements of source.

Parameters

source: IEnumerable<TSource>

The source enumerable providing the elements.

Returns

IEnumerable<ValueTuple<Int32,TSource>>

An enumerable that incorporates each element index into a tuple.

Exceptions

ArgumentNullException

source is null.

Applies to

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