ArcGIS Pro 2.9 API Reference Guide
SelectElements Method (LayoutView)

ArcGIS.Desktop.Layouts Namespace > LayoutView Class : SelectElements Method
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

See Also

Reference

LayoutView Class
LayoutView Members