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ILayerExtensions.AddExtension Method (ArcObjects .NET 10.8 SDK)
ArcObjects Help for .NET developers > ArcObjects Help for .NET developers > ArcObjects namespaces > Carto > ESRI.ArcGIS.Carto > Interfaces > IL > ILayerExtensions Interface > ILayerExtensions.AddExtension Method
ArcGIS Developer Help

ILayerExtensions.AddExtension Method

Adds a new extension.

[Visual Basic .NET]
Public Sub AddExtension ( _
    ByVal ext As Object _
public void AddExtension (
    object ext
HRESULT AddExtension(
ext [in]

ext is a parameter of type IUnknown

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

See Also

ILayerExtensions Interface

.NET Samples

3D multipatch examples