ArcGIS Pro 3.4 API Reference Guide
ArcGIS.Desktop.Core Namespace / VertexSymbolOptions Class / OutlineWidth Property
Version

OutlineWidth Property (VertexSymbolOptions)
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 or higher.
See Also