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TypedTableBaseExtensions.OrderBy(TRow, TKey) Method (TypedTableBase(TRow), Func(TRow, TKey))

Sorts the rows of a TypedTableBase(T) in ascending order according to the specified key.

Namespace:  System.Data
Assembly:  System.Data.DataSetExtensions (in System.Data.DataSetExtensions.dll)

static member OrderBy : 
        source:TypedTableBase<'TRow> * 
        keySelector:Func<'TRow, 'TKey> -> OrderedEnumerableRowCollection<'TRow>  when 'TRow : DataRow

Type Parameters


The type of the row elements in source, typically DataRow.


The type of the key returned by keySelector.


Type: System.Data.TypedTableBase(TRow)

A TypedTableBase(T) that contains the DataRow elements to be ordered.

Type: System.Func(TRow, TKey)

A function to extract a key from an element.

Return Value

Type: System.Data.OrderedEnumerableRowCollection(TRow)
An OrderedEnumerableRowCollection(TRow) whose elements are sorted by the specified key.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type TypedTableBase(TRow). When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).

.NET Framework

Supported in: 4.5, 4, 3.5

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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