ArcGIS Pro 2.8 API Reference Guide
CIMProjectItem Class
Members 

ArcGIS.Core.CIM Namespace : CIMProjectItem Class
Represents an item in the project.
Object Model
CIMProjectItem ClassCIMProjectItem ClassCIMProjectItem ClassTimeInstant Class
Syntax
Inheritance Hierarchy

System.Object
   ArcGIS.Core.CIM.CIMObject
      ArcGIS.Core.CIM.CIMProjectItem

Requirements

Target Platforms: Windows 10, Windows 8.1

See Also

Reference

CIMProjectItem Members
ArcGIS.Core.CIM Namespace