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std::future_category

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< cpp‎ | thread‎ | future

 
 
Thema Support-Bibliothek
Threads
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Threads
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thread(C++11)
this_thread Namespace
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this_thread namespace
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get_id(C++11)
yield(C++11)
sleep_for(C++11)
sleep_until(C++11)
Gegenseitigen Ausschluss
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Mutual exclusion
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mutex(C++11)
timed_mutex(C++11)
Generische Sperrverwaltung
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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)
Zustand Variablen
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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::future
future::future
future::~future
future::operator=
future::share
Erste das Ergebnis
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Getting the result
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future::get
State
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State
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future::valid
future::wait
future::wait_for
future::wait_until
 
Defined in header <future>
const std::error_category& future_category();
(seit C++11)
Ruft einen Verweis auf den statischen Fehler Kategorie-Objekt für zukünftige Objekt Fehler. Das Objekt ist erforderlich, um die virtuelle Funktion error_category::name() überschreiben, um einen Zeiger auf den String "future" zurückzukehren. Es wird verwendet, um Fehler-Codes in den Ausnahmen des Typs std::future_error geben sollen .
Original:
Obtains a reference to the static error category object for future object errors. The object is required to override the virtual function error_category::name() to return a pointer to the string "future". It is used to identify error codes provided in the exceptions of type std::future_error.
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Inhaltsverzeichnis

[Bearbeiten] Parameter

(None)
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(none)
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[Bearbeiten] Rückgabewert

Ein Verweis auf den statischen Objekt unbestimmter Laufzeit-Typ, von std::error_category abgeleitet .
Original:
A reference to the static object of unspecified runtime type, derived from std::error_category.
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[Bearbeiten] Ausnahmen

noexcept specification:  
noexcept
  (seit C++11)

[Bearbeiten] Beispiel

[Bearbeiten] Siehe auch

meldet einen Fehler im Zusammenhang mit Futures oder Versprechungen
Original:
reports an error related to futures or promises
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(Klasse) [edit]
auf die künftigen Fehlercodes
Original:
identifies the future error codes
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(enum) [edit]