ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Core.Geometry Namespace / SpatialReference Class / LatestWkid Property

LatestWkid Property
Gets the latest well-known ID for this instance.
Syntax
public int LatestWkid {get;}
Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

ArcGIS Pro version: 2.0 or higher.
See Also