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ObservableExtensions.Subscribe<TSource> Method (IObservable<TSource>, Action<TSource>, Action<Exception>, Action)

Subscribes an element handler, an exception handler, and a completion handler to an observable sequence.

Namespace:  System
Assembly:  System.Reactive (in System.Reactive.dll)
public static IDisposable Subscribe<TSource>(
	this IObservable<TSource> source,
	Action<TSource> onNext,
	Action<Exception> onError,
	Action onCompleted
)

Type Parameters

TSource

Parameters

source
Type: System.IObservable<TSource>
Observable sequence to subscribe to.
onNext
Type: System.Action<TSource>
Action to invoke for each element in the observable sequence.
onError
Type: System.Action<Exception>
Action to invoke upon exceptional termination of the observable sequence.
onCompleted
Type: System.Action
Action to invoke upon graceful termination of the observable sequence.

Return Value

Type: System.IDisposable
IDisposable object used to unsubscribe from 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 http://msdn.microsoft.com/en-us/library/bb384936(v=vs.103).aspx or http://msdn.microsoft.com/en-us/library/bb383977(v=vs.103).aspx.
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