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    std::unordered_multiset::count

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    C++
     
    Bibliothèque de conteneurs
     
    std :: unordered_multiset
    Les fonctions membres
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    Member functions
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    unordered_multiset::unordered_multiset
    unordered_multiset::~unordered_multiset
    unordered_multiset::operator=
    unordered_multiset::get_allocator
    Les itérateurs
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    Iterators
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    unordered_multiset::begin
    unordered_multiset::cbegin
    unordered_multiset::end
    unordered_multiset::cend
    Capacité
    Original:
    Capacity
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    unordered_multiset::erase
    unordered_multiset::size
    unordered_multiset::max_size
    Modificateurs
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    Modifiers
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    unordered_multiset::clear
    unordered_multiset::insert
    unordered_multiset::emplace
    unordered_multiset::emplace_hint
    unordered_multiset::erase
    unordered_multiset::swap
    Lookup
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    Lookup
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    unordered_multiset::count
    unordered_multiset::find
    unordered_multiset::equal_range
    Interface seau
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    Bucket interface
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    unordered_multiset::begin2
    unordered_multiset::end2
    unordered_multiset::bucket_count
    unordered_multiset::max_bucket_count
    unordered_multiset::bucket_size
    unordered_multiset::bucket
    Politique de hachage
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    Hash policy
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    unordered_multiset::load_factor
    unordered_multiset::max_load_factor
    unordered_multiset::rehash
    unordered_multiset::reserve
    Des observateurs
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    Observers
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    unordered_multiset::hash_function
    unordered_multiset::key_eq
     
    <tbody> </tbody>
    size_type count( const Key& key ) const;

    Retourne le nombre d'éléments avec la clé key.

    Paramètres

    key - valeur de la clé des éléments à compter

    Valeur de retour

    Nombre d'éléments avec la clé key

    Complexité

    Amortized constant on average, worst case linear in the size of the container.

    Voir aussi
    trouve l'élément avec la clé spécifique
    Original:
    finds element with specific key
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    (fonction membre publique) [edit]
    rendements varient d'éléments correspondant à une clé spécifique
    Original:
    returns range of elements matching a specific key
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    (fonction membre publique) [edit]