ArcGIS Pro 3.4 API Reference Guide
ArcGIS.Desktop.Mapping Namespace / IMappableItem Interface / OnAddToMap Method
Version

OnAddToMap Method
Overload List
OverloadDescription
Add the item to the map.  
Add the item to the map or groupLayer at the specified index.  
Requirements

Target Platforms: Windows 11, Windows 10

ArcGIS Pro version: 3 or higher.
See Also