ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Core.CIM Namespace / CIMLegendItem Class / HeadingSymbol Property

HeadingSymbol Property
Gets or sets the legend item heading symbol.
Syntax
public CIMSymbolReference HeadingSymbol {get; set;}
Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

ArcGIS Pro version: 2.0 or higher.
See Also