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CollectionView.Contains Method

.NET Framework 4

Returns a value that indicates whether the specified item belongs to the view.

Namespace: System.Windows.Data
Assembly: PresentationFramework (in PresentationFramework.dll)

'Declaration
Public Overridable Function Contains ( _
	item As Object _
) As Boolean

Parameters

item: Type: System.Object
The object to check.

Return Value

Type: System.Boolean
true if the item belongs to the view; otherwise, false.

Implements

ICollectionView.Contains(Object)

Remarks

This method does not make any assumptions about whether the item belongs to the underlying collection. If the caller knows that the item belongs to the underlying collection, it is more efficient to call the PassesFilter method.

Version Information

.NET Framework

Supported in: 4, 3.5, 3.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Platforms

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

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

Reference

CollectionView Class

System.Windows.Data Namespace

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