API Reference > iModeljs-backend > Models > Model > onInsertElement onInsertElement MethodProtectedStatic Beta Called before a prospective Element is to be inserted into an instance of a Model of this class. onInsertElement(_arg: OnElementInModelPropsArg): void note throw an exception to disallow the insert note If you override this method, you must call super. note this is the class of the Model to hold the element Parameter Type Description _arg OnElementInModelPropsArg Returns - void Defined in core/backend/src/Model.ts Line 208 Last Updated: 11 June, 2024