Observable.Last<TSource> Method (IObservable<TSource>)

Returns the last element of an observable sequence with a specified source.

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

public static TSource Last<TSource>(
	this IObservable<TSource> source

Type Parameters


The type of source.


Type: System.IObservable<TSource>
The source observable sequence.

Return Value

Type: TSource
The last element in the observable sequence.

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.