Qbservable.Catch<TSource> Method (IQbservableProvider, IObservable<TSource>[])
Continues a queryable observable sequence that is terminated by an exception with the next queryable observable sequence.
Namespace: System.Reactive.Linq
Assembly: System.Reactive.Providers (in System.Reactive.Providers.dll)
Syntax
'Declaration
<ExtensionAttribute> _
Public Shared Function Catch(Of TSource) ( _
provider As IQbservableProvider, _
ParamArray sources As IObservable(Of TSource)() _
) As IQbservable(Of TSource)
'Usage
Dim provider As IQbservableProvider
Dim sources As IObservable(Of TSource)()
Dim returnValue As IQbservable(Of TSource)
returnValue = provider.Catch(sources)
public static IQbservable<TSource> Catch<TSource>(
this IQbservableProvider provider,
params IObservable<TSource>[] sources
)
[ExtensionAttribute]
public:
generic<typename TSource>
static IQbservable<TSource>^ Catch(
IQbservableProvider^ provider,
... array<IObservable<TSource>^>^ sources
)
static member Catch :
provider:IQbservableProvider *
sources:IObservable<'TSource>[] -> IQbservable<'TSource>
JScript does not support generic types and methods.
Type Parameters
- TSource
The type of source.
Parameters
- provider
Type: System.Reactive.Linq.IQbservableProvider
The local Qbservable provider.
- sources
Type: System.IObservable<TSource>[]
The queryable observable sequences to catch exceptions for.
Return Value
Type: System.Reactive.Linq.IQbservable<TSource>
A queryable observable sequence containing elements from consecutive source sequences until a source sequence terminates successfully.
Usage Note
In Visual Basic and C#, you can call this method as an instance method on any object of type IQbservableProvider. When you use instance method syntax to call this method, omit the first parameter. For more information, see or .