ArcGIS Pro 3.1 API Reference Guide
ArcGIS.Desktop.Core Namespace / VertexSymbolOptions Class / OutlineWidth Property
Version

OutlineWidth Property
Gets and sets the outline width. Default value is 1.5.
Syntax
public double OutlineWidth {get; set;}
Requirements

Target Platforms: Windows 11, Windows 10

ArcGIS Pro version: 3.0 or higher.
See Also