ArcGIS Pro 3.4 API Reference Guide
ArcGIS.Desktop.Mapping Namespace / FeatureLayer Class / SubtypeValue Property
Version

SubtypeValue Property (FeatureLayer)
Gets the subtype value that is used in the feature layer definition.
Syntax
public int SubtypeValue {get;}
Remarks
This property is honored only when the feature layer is a member of SubtypeGroupLayer. Use the IsSubtypeLayer property to determine if the feature layer is a member of a SubtypeGroupLayer.
Requirements

Target Platforms: Windows 11, Windows 10

ArcGIS Pro version: 3 or higher.
See Also