ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Core.CIM Namespace / CIMMarkerPlacementAtExtremities Class / ExtremityPlacement Property

ExtremityPlacement Property
Gets or sets which ends of the line a marker will be placed.
Syntax
public ExtremityPlacement ExtremityPlacement {get; set;}
Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

ArcGIS Pro version: 2.0 or higher.
See Also