ArcGIS Pro 2.9 API Reference Guide
OutlineWidth Property

ArcGIS.Desktop.Core Namespace > VertexSymbolOptions Class : OutlineWidth Property
Gets and sets the outline width. Default value is 1.5.
Syntax
public double OutlineWidth {get; set;}
Public Property OutlineWidth As Double
Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

See Also

Reference

VertexSymbolOptions Class
VertexSymbolOptions Members