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

LabelClasses Property (FeatureLayer)
Gets the available label classes for the feature layer.
Syntax
Remarks
The collection is read-only with regards to adding or removing label classes; use AddLabelClass, RemoveLabelClass(String), or RemoveLabelClass(LabelClass[]) for that purpose. Note: Properties for label classes can be updated.
Requirements

Target Platforms: Windows 11, Windows 10

ArcGIS Pro version: 3 or higher.
See Also