ArcGIS Pro 2.7 API Reference Guide
Add Method (Selection)

ArcGIS.Core.Data Namespace > Selection Class : Add Method
Overload List
OverloadDescription
Adds a list of rows by object IDs to the selection. This method must be called on the MCT. Use QueuedTask.Run.  
Adds a list of rows by global IDs to the selection. This method must be called on the MCT. Use QueuedTask.Run.  
Requirements

Target Platforms: Windows 10, Windows 8.1

See Also

Reference

Selection Class
Selection Members