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VisualCollection.Contains Method

Returns a Boolean value that indicates whether the specified Visual is contained in the collection.

Namespace:  System.Windows.Media
Assembly:  PresentationCore (in PresentationCore.dll)

public bool Contains(
	Visual visual
)

Parameters

visual
Type: System.Windows.Media.Visual

The Visual to search for in the collection.

Return Value

Type: System.Boolean
true if visual is contained in the collection; otherwise, false.

The worst-case runtime scenario of this function is O(n), where n is the number of items in the VisualCollection.

.NET Framework

Supported in: 4.5.2, 4.5.1, 4.5, 4, 3.5, 3.0

.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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