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std::unordered_map::insert

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std::unordered_map
Les fonctions membres
Original:
Member functions
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unordered_map::unordered_map
unordered_map::~unordered_map
unordered_map::operator=
unordered_map::get_allocator
Les itérateurs
Original:
Iterators
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unordered_map::begin
unordered_map::cbegin
unordered_map::end
unordered_map::cend
Capacité
Original:
Capacity
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unordered_map::erase
unordered_map::size
unordered_map::max_size
Modificateurs
Original:
Modifiers
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unordered_map::clear
unordered_map::insert
unordered_map::emplace
unordered_map::emplace_hint
unordered_map::erase
unordered_map::swap
Lookup
Original:
Lookup
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unordered_map::count
unordered_map::find
unordered_map::equal_range
Interface seau
Original:
Bucket interface
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unordered_map::begin2
unordered_map::end2
unordered_map::bucket_count
unordered_map::max_bucket_count
unordered_map::bucket_size
unordered_map::bucket
Politique de hachage
Original:
Hash policy
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unordered_map::load_factor
unordered_map::max_load_factor
unordered_map::rehash
unordered_map::reserve
Des observateurs
Original:
Observers
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unordered_map::hash_function
unordered_map::key_eq
 
std::pair<iterator,bool> insert( const value_type& value );
(1) (depuis C++11)
template <class P>
std::pair<iterator,bool> insert( P&& value );
(2) (depuis C++11)
iterator insert( const_iterator hint, const value_type& value );
(3) (depuis C++11)
template <class P>
iterator insert( const_iterator hint, P&& value );
(4) (depuis C++11)
template< class InputIt >
void insert( InputIt first, InputIt last );
(5) (depuis C++11)
void insert( std::initializer_list<value_type> ilist );
(6) (depuis C++11)

Inserts element(s) to the container, if the container doesn't already contain an element with equivalent key.

1-2)
inserts value.
Original:
inserts value.
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3-4) inserts value, using hint as a non-binding suggestion to where the search should start.

5)
éléments inserts de [first, last) plage .
Original:
inserts elements from range [first, last).
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6)
éléments inserts de liste d'initialisation ilist .
Original:
inserts elements from initializer list ilist.
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If rehashing occurs due to the insertion, all iterators are invalidated. Otherwise iterators are not affected. References are not invalidated. Rehashing occurs only if the new number of elements is higher than max_load_factor()*bucket_count().

Sommaire

[modifier] Paramètres

hint -
itérateur, utilisé comme une suggestion quant à l'endroit où insérer le contenu
Original:
iterator, used as a suggestion as to where to insert the content
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value -
élément de valeur à insérer
Original:
element value to insert
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first, last -
éventail d'éléments à insérer
Original:
range of elements to insert
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ilist -
initialiseur liste d'insérer les valeurs
Original:
initializer list to insert the values from
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Type requirements
-
InputIt must meet the requirements of InputIterator.

[modifier] Retourne la valeur

1-2) returns a pair consisting of an iterator to the inserted element (or to the element that prevented the insertion) and a bool denoting whether the insertion took place.

3-4) returns an iterator to the inserted element, or to the element that prevented the insertion.

5-6)
aucune .
Original:
none.
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[modifier] Complexité

1-4) Average case: O(1), worst case O(size())

5-6) Average case: O(N), where N is the number of elements to insert. Worse case: O(N*size()+N)

[modifier] Voir aussi

constructs element in-place
(fonction membre publique) [edit]
construit éléments en place en utilisant un indice
Original:
constructs elements in-place using a hint
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(fonction membre publique) [edit]