Rx.Observable.merge([scheduler], ...args)
Merges all the observable sequences and Promises into a single observable sequence.
Arguments
[scheduler]
(Scheduler=Rx.Scheduler.timeout): Scheduler to run the timer on. If not specified, Rx.Scheduler.immediate is used.args
(Array|arguments): Observable sequences to merge into a single sequence.
Returns
(Observable
): An observable sequence that produces a value after each period.