Observable.Timestamp<TSource> Method (IObservable<TSource>, IScheduler)

Records the timestamp for each value in an observable sequence with the specified source and scheduler.

Namespace:  System.Reactive.Linq
Assembly:  System.Reactive (in System.Reactive.dll)

public static IObservable<Timestamped<TSource>> Timestamp<TSource>(
	this IObservable<TSource> source,
	IScheduler scheduler

Type Parameters


The type of source.


Type: System.IObservable<TSource>
The source sequence to timestamp values for.
Type: System.Reactive.Concurrency.IScheduler
The scheduler used to compute timestamps.

Return Value

Type: System.IObservable<Timestamped<TSource>>
An observable sequence with timestamp information on values.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type IObservable<TSource>. When you use instance method syntax to call this method, omit the first parameter. For more information, see https://msdn.microsoft.com/en-us/library/bb384936(v=vs.103).aspx or https://msdn.microsoft.com/en-us/library/bb383977(v=vs.103).aspx.