ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Desktop.Layouts Namespace / LayoutView Class / SelectElements Method

SelectElements Method (LayoutView)
Overload List
OverloadDescription
Select elements that visually intersect a geometry. This method must be called on the MCT. Use QueuedTask.Run.  
Set the selected layout elements for the layout view. This method must be called on the MCT. Use QueuedTask.Run.  
Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

ArcGIS Pro version: 2.1 or higher.
See Also