Qbservable.TakeUntil(TSource, TOther) Method

Returns the values from the source queryable observable sequence until the other queryable observable sequence produces a value.

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

static member TakeUntil : 
        source:IQbservable<'TSource> * 
        other:IObservable<'TOther> -> IQbservable<'TSource> 

Type Parameters


The type of source.


The other type.


Type: System.Reactive.Linq.IQbservable(TSource)
The source sequence to propagate elements for.
Type: System.IObservable(TOther)
The observable sequence that terminates propagation of elements of the source sequence.

Return Value

Type: System.Reactive.Linq.IQbservable(TSource)
A queryable observable sequence containing the elements of the source sequence up to the point the other sequence interrupted further propagation.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type IQbservable(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.