Namespace
Varianti

std::unordered_map::unordered_map

Da cppreference.com.

[edit template]

Questa pagina è stata tradotta in modo automatico dalla versione in ineglese della wiki usando Google Translate.

La traduzione potrebbe contenere errori e termini strani. Muovi il puntatore sopra al testo per vedere la versione originale. Puoi aiutarci a correggere gli gli errori. Per ulteriori istruzioni clicca qui.

Click here for the English version of this page

 
C++
 
Contenitori libreria
 
std::unordered_map
Membri funzioni
Original:
Member functions
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
unordered_map::unordered_map
unordered_map::~unordered_map
unordered_map::operator=
unordered_map::get_allocator
Iteratori
Original:
Iterators
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
unordered_map::begin
unordered_map::cbegin
unordered_map::end
unordered_map::cend
Capacità
Original:
Capacity
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
unordered_map::erase
unordered_map::size
unordered_map::max_size
Modificatori
Original:
Modifiers
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
unordered_map::clear
unordered_map::insert
unordered_map::emplace
unordered_map::emplace_hint
unordered_map::erase
unordered_map::swap
Lookup
Original:
Lookup
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
unordered_map::count
unordered_map::find
unordered_map::equal_range
Benna interfaccia
Original:
Bucket interface
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
unordered_map::begin2
unordered_map::end2
unordered_map::bucket_count
unordered_map::max_bucket_count
unordered_map::bucket_size
unordered_map::bucket
Politica di Hash
Original:
Hash policy
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
unordered_map::load_factor
unordered_map::max_load_factor
unordered_map::rehash
unordered_map::reserve
Osservatori
Original:
Observers
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
unordered_map::hash_function
unordered_map::key_eq
 
explicit unordered_map( size_type bucket_count = /*implementation-defined*/,

                        const Hash& hash = Hash(),
                        const KeyEqual& equal = KeyEqual(),

                        const Allocator& alloc = Allocator() );
 (1) (dal C++11)
explicit unordered_map( const Allocator& alloc );
 (1) (dal C++11)
template< class InputIt >

unordered_map( InputIt first, InputIt last,
               size_type bucket_count = /*implementation-defined*/,
               const Hash& hash = Hash(),
               const KeyEqual& equal = KeyEqual(),

               const Allocator& alloc = Allocator() );
 (2) (dal C++11)
unordered_map( const unordered_map& other );
 (3) (dal C++11)
unordered_map( const unordered_map& other, const Allocator& alloc );
 (3) (dal C++11)
unordered_map( unordered_map&& other );
 (4) (dal C++11)
unordered_map( unordered_map&& other, const Allocator& alloc );
 (4) (dal C++11)
unordered_map( std::initializer_list<value_type> init,

               size_type bucket_count = /*implementation-defined*/,
               const Hash& hash = Hash(),
               const KeyEqual& equal = KeyEqual(),

               const Allocator& alloc = Allocator() );
 (5) (dal C++11)
Costruisce nuovo contenitore da una varietà di fonti di dati. Utilizza facoltativamente fornite dall'utente bucket_count da un numero minimo di segmenti per creare, hash come la funzione di hash, equal come la funzione per confrontare le chiavi e alloc come allocatore.
Original:
Constructs new container from a variety of data sources. Optionally uses user supplied bucket_count as a minimal number of buckets to create, hash as the hash function, equal as the function to compare keys and alloc as the allocator.
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
1)
costruttore di default. Costruisce contenitore vuoto.
Original:
default constructor. Constructs empty container.
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
2)
costruisce il contenitore con il contenuto della [first, last) gamma.
Original:
constructs the container with the contents of the range [first, last).
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
3)
costruttore di copia. Costruisce il contenitore con la copia del contenuto di other. Se alloc non viene fornito, allocatore viene ottenuto chiamando std::allocator_traits<allocator_type>::select_on_copy_construction(other).
Original:
copy constructor. Constructs the container with the copy of the contents of other. If alloc is not provided, allocator is obtained by calling std::allocator_traits<allocator_type>::select_on_copy_construction(other).
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
4)
spostare costruttore. Costruisce il contenitore con il contenuto di other con semantica spostamento. Se alloc non viene fornito, si ottiene allocatore di movimento costruzione dal allocatore appartenenti a other.
Original:
move constructor. Constructs the container with the contents of other using move semantics. If alloc is not provided, allocator is obtained by move-construction from the allocator belonging to other.
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
5)
costruisce il contenitore con il contenuto della lista di inizializzazione init.
Original:
constructs the container with the contents of the initializer list init.
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

Indice

[modifica] Parametri

alloc -
allocatore da utilizzare per tutte le allocazioni di memoria di questo contenitore
Original:
allocator to use for all memory allocations of this container
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
bucket_count -
numero minimo di contenitori da utilizzare per l'inizializzazione. Se non è specificato, l'attuazione definito valore predefinito viene utilizzato
Original:
minimal number of buckets to use on initialization. If it is not specified, implementation-defined default value is used
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
hash -
funzione hash da utilizzare
Original:
hash function to use
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
equal -
funzione di confronto da utilizzare per tutti i confronti chiave di questo contenitore
Original:
comparison function to use for all key comparisons of this container
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
first, last -
l'intervallo per copiare gli elementi da
Original:
the range to copy the elements from
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
other -
un altro contenitore per essere utilizzato come sorgente per inizializzare gli elementi del contenitore
Original:
another container to be used as source to initialize the elements of the container with
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
init -
inizializzatore elenco per inizializzare gli elementi del contenitore
Original:
initializer list to initialize the elements of the container with
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
Type requirements
-
InputIt must meet the requirements of InputIterator.

[modifica] Complessità

This section is incomplete
1)
costante
Original:
constant
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
2)
lineare di distanza tra first e last
Original:
linear in distance between first and last
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
3)
lineare in dimensione other
Original:
linear in size of other
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
4)
costante. Se alloc è dato e alloc != other.get_allocator(), quindi lineare.
Original:
constant. If alloc is given and alloc != other.get_allocator(), then linear.
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
5)
lineare in dimensione init
Original:
linear in size of init
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

[modifica] Esempio

This section is incomplete
Reason: no example

[modifica] Vedi anche
assegna valori al contenitore
Original:
assigns values to the container
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

(metodo pubblico) [modifica]
Estratto da "https://it.cppreference.com/mwiki/index.php?title=cpp/container/unordered_map/unordered_map&oldid=25406"