ArcGIS Pro 3.1 API Reference Guide
ArcGIS.Desktop.Core.Events Namespace / ProjectItemsChangedEventArgs Class / ProjectItemsCollection Property
Version

ProjectItemsCollection Property
Gets the collection of project items associated with the event that was fired
Syntax
public List<Item> ProjectItemsCollection {get;}
Remarks
Will be null if ProjectItem is set
Requirements

Target Platforms: Windows 11, Windows 10

ArcGIS Pro version: 3.0 or higher.
See Also