ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Core.CIM Namespace / CIMNestedLegendItem Class / LineSymbol Property

LineSymbol Property (CIMNestedLegendItem)
Gets or sets the line symbol for a legend item leader.
Syntax
public CIMSymbolReference LineSymbol {get; set;}
Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

ArcGIS Pro version: 3.0 or higher.
See Also