Varianti

    std::future_category

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    <metanoindex/>

     
    C++
     
    Discussione libreria di supporto
    Threads
    Original:
    Threads
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    thread(C++11)
    this_thread spazio dei nomi
    Original:
    this_thread namespace
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    get_id(C++11)
    yield(C++11)
    sleep_for(C++11)
    sleep_until(C++11)
    Mutua esclusione
    Original:
    Mutual exclusion
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    mutex(C++11)
    timed_mutex(C++11)
    Blocco di gestione generico
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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)
    Condizioni variabili
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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)
     
    <tbody> </tbody>
    Elemento definito nell'header <future>
    const std::error_category& future_category();
    		 (dal C++11)
    Ottiene un riferimento all'oggetto statico categoria di errore per gli errori dei futures e promesse. L'oggetto è necessario eseguire l'override della funzione virtuale error_category::name() per restituire un puntatore alla stringa "future". Viene utilizzato per identificare i codici di errore previsti nelle eccezioni di cui std::future_error tipo.
    Original:
    Obtains a reference to the static error category object for the errors related to futures and promises. 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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    Parametri

    (Nessuno)
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    (none)
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    Valore di ritorno

    un riferimento all'oggetto statica di tipo runtime non specificato, derivato da std::error_category.
    Original:
    a reference to the static object of unspecified runtime type, derived from std::error_category.
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    Eccezioni

    noexcept specification:  
    <tbody> </tbody>
    noexcept
      (dal C++11)

    Esempio

    This section is incomplete
    Reason: no example

    Vedi anche

    (C++11)
    individua i codici di errore in futuro
    Original:
    identifies the future error codes
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    (enum) [modifica]
    (C++11)
    segnala un errore relativo ai futures o promesse
    Original:
    reports an error related to futures or promises
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    (classe) [modifica]
    (C++11)
    classe di base per le categorie di errore
    Original:
    base class for error categories
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    (classe) [modifica]