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std::map::emplace

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< cpp‎ | container‎ | map

 
 
 
std::map
Les fonctions membres
Original:
Member functions
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map::map
map::~map
map::operator=
map::get_allocator
Elément d'accès
Original:
Element access
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map::at
map::operator[]
Les itérateurs
Original:
Iterators
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map::begin
map::cbegin

(C++11)
map::end
map::cend

(C++11)
map::rbegin
map::crbegin

(C++11)
map::rend
map::crend

(C++11)
Capacité
Original:
Capacity
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map::empty
map::size
map::max_size
Modificateurs
Original:
Modifiers
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map::clear
map::insert
map::emplace (C++11)
map::emplace_hint (C++11)
map::erase
map::swap
Lookup
Original:
Lookup
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map::count
map::find
map::equal_range
map::lower_bound
map::upper_bound
Des observateurs
Original:
Observers
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map::key_comp
map::value_comp
 
template< class... Args >
std::pair<iterator,bool> emplace( Args&&... args );
(depuis C++11)
Insère un nouvel élément dans le récipient. L'élément est réalisé in-situ, c'est à dire pas de copie ou les opérations de déplacement sont effectuées. The constructor of the element type (value_type, that is, std::pair<const Key, T>) is called with exactly the same arguments as supplied to the function, forwarded with std::forward<Args>(args)....
Original:
Inserts a new element to the container. The element is constructed in-place, i.e. no copy or move operations are performed. The constructor of the element type (value_type, that is, std::pair<const Key, T>) is called with exactly the same arguments as supplied to the function, forwarded with std::forward<Args>(args)....
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No iterators or references are invalidated.

Sommaire

[modifier] Paramètres

args -
arguments à transmettre au constructeur de l'élément
Original:
arguments to forward to the constructor of the element
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[modifier] Retourne la valeur

returns a pair consisting of a bool denoting whether the insertion took place and an iterator to the inserted element.

[modifier] Complexité

Logarithmic in the size of the container.

[modifier] Voir aussi

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