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std::packaged_task::operator=

提供: cppreference.com

 
 
スレッドのサポートライブラリ
スレッド
Original:
Threads
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thread(C++11)
this_thread空間
Original:
this_thread namespace
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get_id(C++11)
yield(C++11)
sleep_for(C++11)
sleep_until(C++11)
相互排除
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Mutual exclusion
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mutex(C++11)
timed_mutex(C++11)
汎用のロック管理
Original:
Generic lock management
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lock_guard(C++11)
unique_lock(C++11)
defer_lock_t
try_to_lock_t
adopt_lock_t
(C++11)
(C++11)
(C++11)
lock(C++11)
try_lock(C++11)
defer_lock
try_to_lock
adopt_lock
(C++11)
(C++11)
(C++11)
条件変数
Original:
Condition variables
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condition_variable(C++11)
condition_variable_any(C++11)
notify_all_at_thread_exit(C++11)
cv_status(C++11)
先物
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Futures
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promise(C++11)
future(C++11)
shared_future(C++11)
packaged_task(C++11)
async(C++11)
launch(C++11)
future_status(C++11)
future_error(C++11)
future_category(C++11)
future_errc(C++11)
 
std::packaged_task
メンバ関数
Original:
Member functions
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packaged_task::packaged_task
packaged_task::~packaged_task
packaged_task::operator=
packaged_task::valid
packaged_task::swap
結果を取得する
Original:
Getting the result
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packaged_task::get_future
実行
Original:
Execution
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packaged_task::operator()
packaged_task::make_ready_at_thread_exit
packaged_task::reset
 
packaged_task& operator=(const packaged_task&) = delete;
(1)
packaged_task& operator=(packaged_task&& rhs)
(2)
1)
コピー代入演算子が削除され、std::packaged_taskは移動のみです.
Original:
Copy assignment operator is deleted, std::packaged_task is move-only.
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メモ:C + 11がここconstを指定していない、これはdefect 2067です.
Original:
Note: C++11 does not specify const here, this is the defect 2067.
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2)
共有された状態を解放し、もしあれば、以前に開催されたタスクを破棄し、共有された状態とrhs*thisによって所有タスクを移動します。 rhsは共有状態なしで、移動したから、タスクが残っている.
Original:
Releases the shared state, if any, destroys the previously-held task, and moves the shared state and the task owned by rhs into *this. rhs is left without a shared state and with a moved-from task.
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[編集] パラメータ

rhs -
から移動するstd::packaged_task
Original:
the std::packaged_task to move from
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[編集] 例外

2)
noexcept specification:  
noexcept
  (C + + 11以来)

[編集]