The topic you requested is included in another documentation set. For convenience, it's displayed below. Choose Switch to see the topic in its original location.

VisualCollection.IndexOf Method

Returns the zero-based index of the Visual.

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

public int IndexOf(
	Visual visual


Type: System.Windows.Media.Visual

The Visual to locate in the VisualCollection.

Return Value

Type: System.Int32
The index of the Visual.

If the Visual is not in the VisualCollection, -1 is returned. If null is passed to the method, the index of the first entry that has null is returned. If there is no null entry, -1 is returned.

.NET Framework

Supported in: 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.

© 2014 Microsoft