ArcGIS Pro 3.4 API Reference Guide
ArcGIS.Core.CIM Namespace / CIMChartPieSeries Class / HolePercentage Property
Version

HolePercentage Property
Gets or sets the size of the hole in middle of the chart.
Syntax
public double HolePercentage {get; set;}
Requirements

Target Platforms: Windows 11, Windows 10

ArcGIS Pro version: 3.1 or higher.
See Also