ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Core.Geometry Namespace / IGeometryEngine Interface / ExportToWKB Method

ExportToWKB Method (IGeometryEngine)
Overload List
OverloadDescription
Writes an OGC well-known binary formatted version of the input geometry to a buffer.  
Writes an OGC well-known binary formatted version of the input geometry to the specified buffer.  
Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

ArcGIS Pro version: 2.0 or higher.
See Also