ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Desktop.Core Namespace / Item Class / TypeID Property

TypeID Property
Gets the type identifier that indicates what icon, context menu, and operations the item should have
Syntax
public string TypeID {get;}
Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

ArcGIS Pro version: 2.0 or higher.
See Also