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

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

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

<ExtensionAttribute> _
Public Shared Function OrderBy(Of TRow As DataRow, TKey) ( _
	source As TypedTableBase(Of TRow), _
	keySelector As Func(Of TRow, TKey), _
	comparer As IComparer(Of TKey) _
) As OrderedEnumerableRowCollection(Of TRow)

Type Parameters


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


The type of the key returned by keySelector.


Type: System.Data.TypedTableBase(Of TRow)

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

Type: System.Func(Of TRow, TKey)

A function to extract a key from an element.

Type: System.Collections.Generic.IComparer(Of TKey)

An IComparer(Of T) to compare keys.

Return Value

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

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type TypedTableBase(Of 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: 4.6, 4.5, 4, 3.5

.NET Framework Client Profile

Supported in: 4, 3.5 SP1
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