/*
        This example demonstrates how to remove all ActionDeltaItem 
*/
NewScene (null, false);
// Create a reference model from a cube
var oRoot = Application.ActiveProject.ActiveScene.Root;
var oCube = oRoot.AddGeometry("Cube", "MeshSurface");
var emdlFileRefModel = XSIUtils.BuildPath(Application.InstallationPath(siProjectPath), "Models", "MyModel.emdl"); 
CreateModelAndConvertToRef(oCube , emdlFileRefModel);
// Translate the 3D Objects
Translate(oCube, 3.0, 3.0, 0.0, siRelative, siView, siObj, siXYZ, null, null, null, null, null, null, null, null, null, 0, null);
// Get the Delta object
var oDelta = Dictionary.GetObject("Model.Delta");
// Add an action of type siModificationDeltaConstraint
var oActionDelta = oDelta.ActionDeltas(0);
// Print the name of the ActionDelta
Application.Logmessage(oActionDelta.Name); 
// Remove all ActionDeltaItems
oActionDelta.RemoveAllItems();
// Output of above script:
//INFO : StoredPositions