ArcGIS Pro 3.3 API Reference Guide
ArcGIS.Desktop.Mapping Namespace / ILayerFactory Interface / CreateGroupLayer Method
A layer container i.e. a map or another group layer where the group layer will belong to.
A 0-based index represents the position of the group layer within the container. 0 means it will added to the very top as the first layer in the container.
Name of the group layer

In This Topic
    CreateGroupLayer Method (ILayerFactory)
    In This Topic
    Create a group layer. This method must be called on the MCT. Use QueuedTask.Run.
    Syntax
    Function CreateGroupLayer( _
       ByVal container As ILayerContainerEdit, _
       ByVal index As Integer, _
       Optional ByVal layerName As String _
    ) As GroupLayer

    Parameters

    container
    A layer container i.e. a map or another group layer where the group layer will belong to.
    index
    A 0-based index represents the position of the group layer within the container. 0 means it will added to the very top as the first layer in the container.
    layerName
    Name of the group layer
    Exceptions
    ExceptionDescription
    This method or property must be called within the lambda passed to QueuedTask.Run.
    Conainer cannot be null.
    Requirements

    Target Platforms: Windows 11, Windows 10

    ArcGIS Pro version: 3 or higher.
    See Also