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      std::future::valid

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      < cpp‎ | thread‎ | future

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      C++
       
      Bibliothèque de support fil
      Threads
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      Threads
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      thread (C++11)
      this_thread espace de noms
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      this_thread namespace
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      get_id (C++11)
      yield (C++11)
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      L'exclusion mutuelle
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      Mutual exclusion
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      Gestion du verrouillage générique
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      Generic lock management
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      Les variables de condition
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      Condition variables
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      Futures
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      Futures
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      std::future
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      future::share
      Obtenir le résultat
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      Getting the result
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      future::get
      État
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      State
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      future::valid
      future::wait
      future::wait_for
      future::wait_until
       
      bool valid()const;
      		 (depuis C++11)
      Vérifie si l'avenir se réfère à un état partagé avec une promesse. C'est le seul cas des contrats à terme renvoyés par std::promise::get_future(), std::packaged_task::get_future() ou std::async() jusqu'à ce que la première fois get()orshare() est appelé .
      Original:
      Checks if the future refers to a state shared with a promise. This is the case only for futures returned by std::promise::get_future(), std::packaged_task::get_future() or std::async() until the first time get()orshare() is called.
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      Sommaire

      [modifier]Paramètres

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

      true si ce * fait référence à un état partagé, sinon false .
      Original:
      true if *this refers to a shared state, otherwise false.
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      [modifier]Exceptions

      noexcept specification:  
      noexcept
         (depuis C++11)

      [modifier]Exemple

      This section is incomplete
      Reason: no example

      [modifier]Voir aussi

      attend que le résultat soit disponible
      Original:
      waits for the result to become available
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      (fonction membre publique)[edit]
      Récupérée de « https://fr.cppreference.com/mwiki/index.php?title=cpp/thread/future/valid&oldid=49446 »
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