ArcGIS Pro 3.4 API Reference Guide
ArcGIS.Core.Geometry Namespace / EnvelopeBuilderEx Class / Expand Method
Version

Expand Method (EnvelopeBuilderEx)
Overload List
OverloadDescription
Moves the X and Y coordinates of the envelope sides toward or away from each other to scale the size of the envelope.  
Moves the X, Y and Z coordinates of the envelope sides toward or away from each other to scale the size of the envelope.  
Requirements

Target Platforms: Windows 11, Windows 10

ArcGIS Pro version: 3 or higher.
See Also