API Reference > imodeljs-frontend > SelectionSet > SelectionSet > addAndRemove addAndRemove Method Add one set of Ids, and remove another set of Ids. Any Ids that are in both sets are removed. addAndRemove(adds: Id64Arg, removes: Id64Arg): boolean Parameter Type Description adds Id64Arg removes Id64Arg Returns - boolean True if any Ids were either added or removed. Defined in core/frontend/src/SelectionSet.ts Line 332 Last Updated: 29 November, 2022