ArcGIS Pro 3.4 API Reference Guide
ArcGIS.Core.Geometry Namespace / GeographicTransformation Class / InputSpatialReference Property
Version

InputSpatialReference Property (GeographicTransformation)
Gets the input spatial reference of this transformation.
Syntax
public override SpatialReference InputSpatialReference {get;}
Requirements

Target Platforms: Windows 11, Windows 10

ArcGIS Pro version: 3 or higher.
See Also