BufferBlock<T>.TryReceive(Predicate<T>, T) Method

Definition

Namespace:

System.Threading.Tasks.Dataflow

Assembly:

System.Threading.Tasks.Dataflow.dll

Source:

BufferBlock.cs

Attempts to synchronously receive an available output item from the IReceivableSourceBlock<TOutput>.

public:
 virtual bool TryReceive(Predicate<T> ^ filter, [Runtime::InteropServices::Out] T % item);

public bool TryReceive (Predicate<T>? filter, out T item);

abstract member TryReceive : Predicate<'T> * 'T -> bool
override this.TryReceive : Predicate<'T> * 'T -> bool

Public Function TryReceive (filter As Predicate(Of T), ByRef item As T) As Boolean

Parameters

filter

Predicate<T>

The predicate value must successfully pass in order for it to be received. filter may be null, in which case all items will pass.

item

T

The item received from the source.

Returns

Boolean

true if an item could be received; otherwise, false.

Remarks

This method does not block waiting for the source to provide an item.

It will return after checking for an element, whether or not an element was available.