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std::thread::hardware_concurrency

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< cpp‎ | thread‎ | thread

 
 
Bibliothèque de support fil
Threads
Original:
Threads
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thread (C++11)
this_thread espace de noms
Original:
this_thread namespace
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get_id (C++11)
yield (C++11)
sleep_for (C++11)
sleep_until (C++11)
L'exclusion mutuelle
Original:
Mutual exclusion
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mutex (C++11)
timed_mutex (C++11)
Gestion du verrouillage générique
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)
Les variables de condition
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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)
Futures
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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::thread
Classes de membres
Original:
Member classes
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thread::id
Les fonctions membres
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Member functions
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thread::thread
thread::~thread
thread::operator=
Des observateurs
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Observers
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thread::joinable
thread::get_id
thread::native_handle
thread::hardware_concurrency
Opérations
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Operations
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thread::join
thread::detach
thread::swap
Tiers fonctions
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Non-member functions
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std::swap
 
static unsigned hardware_concurrency();
(depuis C++11)
Retourne le nombre de threads simultanés pris en charge par la mise en œuvre. La valeur doit être considérée seulement un soupçon .
Original:
Returns number of concurrent threads supported by the implementation. The value should be considered only a hint.
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Sommaire

[modifier] Paramètres

(Aucun)
Original:
(none)
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[modifier] Retourne la valeur

nombre de threads simultanés pris en charge. Si la valeur n'est pas bien défini ou non calculables, les rendements 0 .
Original:
number of concurrent threads supported. If the value is not well defined or not computable, returns 0.
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[modifier] Exceptions

noexcept specification:  
noexcept
   (depuis C++11)

[modifier] Exemple