API Reference > imodeljs-backend > Elements > Element > onChildUpdated onChildUpdated MethodProtectedStatic Called after an element with an instance of this the class as its parent was updated. onChildUpdated(_arg: OnChildElementIdArg): void note this is the class of the parent Element. Parameter Type Description _arg OnChildElementIdArg Returns - void Defined in core/backend/src/Element.ts Line 294 Last Updated: 29 November, 2022