ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Core.CIM Namespace / CIMTableFrame Class / HeadingLineSymbol Property

HeadingLineSymbol Property
Gets or sets the field name/alias underline symbol.
Syntax
public CIMSymbolReference HeadingLineSymbol {get; set;}
Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

ArcGIS Pro version: 2.1 or higher.
See Also