ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Core.CIM Namespace / CIMGISProject Class / ProjectItems Property

ProjectItems Property (CIMGISProject)
Gets or sets the items of the project.
Syntax
public CIMProjectItem[] ProjectItems {get; set;}
Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

ArcGIS Pro version: 2.0 or higher.
See Also