API Reference > bentleyjs-core > Ids > Id64 > Id64.iterate Id64.iterate Function Execute a function on each Id64String of an Id64Arg, optionally terminating before iteration completes. iterate(arg: Id64Arg, callback: (id: Id64String) => boolean): boolean Parameter Type Description arg Id64Arg The Id(s) to iterate. callback (id: Id64String) => boolean The function to invoke on each Id. The function returns false to terminate iteration, or true to continue iteration. Returns - boolean True if all Ids were iterated, or false if iteration was terminated due to the callback returning false. Defined in core/bentley/src/Id.ts Line 347 Last Updated: 13 June, 2024