TransformBlock<TInput,TOutput>.TryReceive Method
Definition
Important
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Attempts to synchronously receive an available output item from the IReceivableSourceBlock<TOutput>.
public:
virtual bool TryReceive(Predicate<TOutput> ^ filter, [Runtime::InteropServices::Out] TOutput % item);public bool TryReceive (Predicate<TOutput> filter, out TOutput item);public bool TryReceive (Predicate<TOutput>? filter, out TOutput item);abstract member TryReceive : Predicate<'Output> * 'Output -> bool
override this.TryReceive : Predicate<'Output> * 'Output -> boolPublic Function TryReceive (filter As Predicate(Of TOutput), ByRef item As TOutput) As BooleanParameters
- filter
- Predicate<TOutput>
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
- TOutput
The item received from the source.
Returns
true if an item could be received; otherwise, false.
Implements
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.
Applies to
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