API Reference > imodeljs-backend > iModels > BriefcaseManager > isValidBriefcaseId isValidBriefcaseId MethodStatic Determine whether the supplied briefcaseId is in the range of assigned BriefcaseIds issued by iModelHub isValidBriefcaseId(id: number): boolean note this does check whether the id was actually acquired by the caller. Parameter Type Description id number Returns - boolean Defined in core/backend/src/BriefcaseManager.ts Line 171 Last Updated: 11 June, 2024