import { Observable, SchedulerLike } from 'rxjs'; /** * Asynchronously subscribes Observers to this Observable on the specified IScheduler. * * * * @param {Scheduler} scheduler - The IScheduler to perform subscription actions on. * @return {Observable} The source Observable modified so that its subscriptions happen on the specified IScheduler. . * @method subscribeOn * @owner Observable */ export declare function subscribeOn(this: Observable, scheduler: SchedulerLike, delay?: number): Observable;