# System.Threading.Tasks.Dataflow

``` diff
 namespace System.Threading.Tasks.Dataflow {
     public sealed class TransformManyBlock<TInput, TOutput> : IDataflowBlock, IPropagatorBlock<TInput, TOutput>, IReceivableSourceBlock<TOutput>, ISourceBlock<TOutput>, ITargetBlock<TInput> {
+        public TransformManyBlock(Func<TInput, IAsyncEnumerable<TOutput>> transform);
+        public TransformManyBlock(Func<TInput, IAsyncEnumerable<TOutput>> transform, ExecutionDataflowBlockOptions dataflowBlockOptions);
     }
 }
```

