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TypedTableBaseExtensions.Where<TRow> Method

Filters a sequence of rows based on the specified predicate.

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

public static EnumerableRowCollection<TRow> Where<TRow>(
	this TypedTableBase<TRow> source,
	Func<TRow, bool> predicate
)
where TRow : DataRow

Type Parameters

TRow

The type of the row elements in source, DataRow.

Parameters

source
Type: System.Data.TypedTableBase<TRow>

A TypedTableBase<T> that contains the DataRow elements to filter.

predicate
Type: System.Func<TRow, Boolean>

A function to test each element for a condition.

Return Value

Type: System.Data.EnumerableRowCollection<TRow>
An OrderedEnumerableRowCollection<TRow> that contains rows from the input sequence that satisfy the condition.

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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