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Observable.Catch(TSource) Method (IObservable(TSource), IObservable(TSource))

Continues an observable sequence that is terminated by an exception with the next observable sequence.

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

JScript does not support generic types and methods.

Type Parameters

TSource

The type of source.

Parameters

first
Type: System.IObservable(TSource)
First observable sequence whose exception (if any) is caught.
second
Type: System.IObservable(TSource)
The second observable sequence used to produce results when an error occurred in the first sequence.

Return Value

Type: System.IObservable(TSource)
An observable sequence containing the first sequence's elements, followed by the elements of the second sequence in case an exception occurred.

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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