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Partial specialisation of async_result for std::packaged_task.
template<
typename Result,
typename... Args,
typename Signature>
class async_result< std::packaged_task< Result(Args...)>, Signature >
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Name |
Description |
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The packaged task is the concrete completion handler type. |
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The return type of the initiating function is the future obtained from the packaged task. |
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Name |
Description |
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The constructor extracts the future from the packaged task. |
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Returns the packaged task's future. |
Header: asio/packaged_task.hpp
Convenience header: asio.hpp