ArcGIS Pro 3.4 API Reference Guide
ArcGIS.Desktop.Mapping Namespace / FeatureSceneLayer Class / HideSelectedFeatures Method
Example Version

HideSelectedFeatures Method
Creates an exclusion set based on the currently selected features. This method must be called on the MCT. Use QueuedTask.Run.
Syntax
public void HideSelectedFeatures()
Exceptions
ExceptionDescription
This method or property must be called within the lambda passed to QueuedTask.Run.
Remarks
Features in the exclusion set will be hidden. See also ShowHiddenFeatures
Example
Hide Selected features and Show Hidden features
//var featSceneLayer = ...;
if (featSceneLayer.HasAssociatedFeatureService)
  return;//Search and Select not supported

await QueuedTask.Run(() =>
{
  QueryFilter qf = new QueryFilter()
  {
    ObjectIDs = new List<long>() { 6069, 6070, 6071 },
    SubFields = "*"
  };
  featSceneLayer.Select(qf, SelectionCombinationMethod.New);

  featSceneLayer.HideSelectedFeatures();
  var selectionCount = featSceneLayer.SelectionCount;

  featSceneLayer.ShowHiddenFeatures();
  selectionCount = featSceneLayer.SelectionCount;

});
Requirements

Target Platforms: Windows 11, Windows 10

ArcGIS Pro version: 3 or higher.
See Also