TypedTableBaseExtensions.ElementAtOrDefault<TRow> Method

Reference

Definition

Namespace:: System.Data

Assembly:: System.Data.Common.dll

Assembly:: System.Data.DataSetExtensions.dll

Assembly:: netstandard.dll

Package:: System.Data.DataSetExtensions v4.5.0

Source:: TypedTableBaseExtensions.cs

Source:: TypedTableBaseExtensions.cs

Source:: TypedTableBaseExtensions.cs

Important

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Returns the element at a specified row in a sequence or a default value if the row is out of range.

public:
generic <typename TRow>
 where TRow : System::Data::DataRow[System::Runtime::CompilerServices::Extension]
 static TRow ElementAtOrDefault(System::Data::TypedTableBase<TRow> ^ source, int index);

public static TRow? ElementAtOrDefault<TRow> (this System.Data.TypedTableBase<TRow> source, int index) where TRow : System.Data.DataRow;

public static TRow ElementAtOrDefault<TRow> (this System.Data.TypedTableBase<TRow> source, int index) where TRow : System.Data.DataRow;

static member ElementAtOrDefault : System.Data.TypedTableBase<'Row (requires 'Row :> System.Data.DataRow)> * int -> 'Row (requires 'Row :> System.Data.DataRow)

<Extension()>
Public Function ElementAtOrDefault(Of TRow As DataRow) (source As TypedTableBase(Of TRow), index As Integer) As TRow

Type Parameters

TRow

The type of the elements or the row.

Parameters

source: TypedTableBase<TRow>

An enumerable object to return an element from.

index: Int32

The zero-based index of the element to retrieve.

Returns

TRow

The element at a specified row in a sequence.

Applies to

Megosztás a következőn keresztül: