ArcGIS Pro 3.4 API Reference Guide
ArcGIS.Desktop.Mapping Namespace / FieldDescription Class / IsReadOnly Property
Example Version

IsReadOnly Property (FieldDescription)
Gets or sets whether a field is read-only - values in this field cannot be modified.
Syntax
public bool IsReadOnly {get; set;}
Example
Get Field Definitions
//var featSceneLayer = ....;
await QueuedTask.Run(() =>
{
  //Get only the readonly fields
  var readOnlyFields = featSceneLayer.GetFieldDescriptions()
                              .Where(fdesc => fdesc.IsReadOnly);
  //etc
  
});
Requirements

Target Platforms: Windows 11, Windows 10

ArcGIS Pro version: 3 or higher.
See Also