ArcGIS Pro 2.6 API Reference Guide
FeatureClassDefinition Class
Members 

ArcGIS.Core.Data Namespace : FeatureClassDefinition Class
Represents the schema and properties of a FeatureClass.
Object Model
FeatureClassDefinition ClassEnvelope ClassSpatialReference Class
Syntax
public class FeatureClassDefinition : TableDefinition, System.IDisposable  
Public Class FeatureClassDefinition 
   Inherits TableDefinition
   Implements System.IDisposable 
Inheritance Hierarchy

System.Object
   ArcGIS.Core.CoreObjectsBase
      ArcGIS.Core.Data.Definition
         ArcGIS.Core.Data.TableDefinition
            ArcGIS.Core.Data.FeatureClassDefinition
               ArcGIS.Core.Data.Mapping.AnnotationFeatureClassDefinition
               ArcGIS.Core.Data.Mapping.DimensionFeatureClassDefinition
               ArcGIS.Core.Data.Realtime.RealtimeFeatureClassDefinition

Requirements

Target Platforms: Windows 10, Windows 8.1, Windows 7

See Also

Reference

FeatureClassDefinition Members
ArcGIS.Core.Data Namespace