{% if book.isPdf %}
{% else %}
{% endif %}
Returns the values from the source observable sequence until the other observable sequence produces a value.
endTime
(Date
|Number
): Time to stop taking elements from the source sequence. If this value is less than or equal to the current time, the result stream will complete immediately.- [
scheduler
] (Scheduler
): Scheduler to run the timer on.
(Observable
): An observable sequence with the elements taken until the specified end time.