onDeleteElement MethodProtected Static @beta

Called when an Element in an instance of a Model of this class is about to be deleted.

onDeleteElement(_arg: OnElementInModelIdArg): void

@note throw an exception to disallow the delete

@note If you override this method, you must call super.

@note this is the class of the Model holding the element

Returns - void

Defined in

• core/backend/src/Model.ts Line 189