DataflowBlock.LinkTo<TOutput> Method (ISourceBlock<TOutput>, ITargetBlock<TOutput>)

.NET Framework (current version)

Links the ISourceBlock<TOutput> to the specified ITargetBlock<TInput>.

Namespace:  System.Threading.Tasks.Dataflow
Assembly:  System.Threading.Tasks.Dataflow (in System.Threading.Tasks.Dataflow.dll)

public static IDisposable LinkTo<TOutput>(
	this ISourceBlock<TOutput> source,
	ITargetBlock<TOutput> target

Type Parameters


Specifies the type of data contained in the source.


Type: System.Threading.Tasks.Dataflow.ISourceBlock<TOutput>

The source from which to link.

Type: System.Threading.Tasks.Dataflow.ITargetBlock<TOutput>

The ITargetBlock<TInput> to which to connect the source.

Return Value

Type: System.IDisposable
An IDisposable that, upon calling Dispose, will unlink the source from the target.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type ISourceBlock<TOutput>. When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).


The source is null.


The target is null.

.NET Framework

Supported in: 4.5

Portable Class Library

Supported in: Portable Class Library