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# tbb::flow::interface6::function_node< Input, Output,, Allocator > Class Template Reference

Implements a function node that supports Input -> Output. More...

`#include <flow_graph.h>`

Inheritance diagram for tbb::flow::interface6::function_node< Input, Output,, Allocator >:

List of all members.

## Public Types
typedef Input | input_type
typedef Output | output_type
typedef sender< input_type > | predecessor_type
typedef receiver< output_type > | successor_type
typedef internal::function_input< input_type, output_type, Allocator > | fInput_type
typedef internal::function_output< output_type > | fOutput_type
## Public Member Functions
template<typename Body>
| function_node (graph &g, size_t concurrency, Body body)
| Constructor.
| function_node (const function_node &src)
| Copy constructor.
## Protected Member Functions
void | reset ()
internal::broadcast_cache< output_type > & | successors ()
## Friends
class | run_and_put_task
class | internal::broadcast_cache
class | internal::round_robin_cache

## Detailed Description

### template<typename Input, typename Output = continue_msg, graph_buffer_policy = queueing, typename Allocator = cache_aligned_allocator<Input>>
class tbb::flow::interface6::function_node< Input, Output,, Allocator >

Implements a function node that supports Input -> Output.

The documentation for this class was generated from the following file:

- flow_graph.h

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