ArcGIS Pro 3.1 API Reference Guide
ArcGIS.Core.Geometry Namespace / IGeometryEngine Interface / Expand Method
Version

Expand Method (IGeometryEngine)
Overload List
OverloadDescription
Expands or shrinks the envelope.  
Expands or shrinks the envelope in a 3-dimensional manner.  
Requirements

Target Platforms: Windows 11, Windows 10

ArcGIS Pro version: 3.0 or higher.
See Also