Queryable.Index<TSource>(IQueryable<TSource>) Method

Reference

Definition

Namespace:: System.Linq

Assemblies:: netstandard.dll, System.Linq.Queryable.dll

Source:: Queryable.cs

Important

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Return index and the associated item.

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

public static System.Linq.IQueryable<(int Index, TSource Item)> Index<TSource>(this System.Linq.IQueryable<TSource> source);

static member Index : System.Linq.IQueryable<'Source> -> System.Linq.IQueryable<ValueTuple<int, 'Source>>

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

Type Parameters

TSource

The type of the elements of source.

Parameters

source: IQueryable<TSource>

An IQueryable<T> to return an element from.

Returns

IQueryable<ValueTuple<Int32,TSource>>

An enumerable that incorporates each element index into a tuple.

Exceptions

ArgumentNullException

source is null.

Applies to

Споделяне чрез