API Reference > imodeljs-backend > Elements > Element > populateRequest populateRequest MethodStatic Beta Disclose the codes and locks needed to perform the specified operation on this element populateRequest(req: ConcurrencyControl.Request, props: ElementProps, iModel: IModelDb, opcode: DbOpcode, original: undefined | ElementProps): void Parameter Type Description req ConcurrencyControl.Request the request to populate props ElementProps the version of the element that will be written iModel IModelDb the iModel opcode DbOpcode the operation original undefined | ElementProps a pre-change copy of the element. Passed only in the case of Update. Returns - void Defined in core/backend/src/Element.ts Line 148 Last Updated: 29 November, 2022