Namespace
Varianti

std::set::count

Da cppreference.com.
< cpp‎ | container‎ | set

 
 
 
std::set
Membri funzioni
Original:
Member functions
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set::set
set::~set
set::operator=
set::get_allocator
Iteratori
Original:
Iterators
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set::begin
set::cbegin

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

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

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

(C++11)
Capacità
Original:
Capacity
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set::empty
set::size
set::max_size
Modificatori
Original:
Modifiers
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set::clear
set::insert
set::emplace(C++11)
set::emplace_hint(C++11)
set::erase
set::swap
Lookup
Original:
Lookup
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set::count
set::find
set::equal_range
set::lower_bound
set::upper_bound
Osservatori
Original:
Observers
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set::key_comp
set::value_comp
 
size_type count( const Key& key ) const;
Restituisce il numero di elementi con key chiave.
Original:
Returns the number of elements with key key.
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Indice

[modifica] Parametri

key -
valore chiave degli elementi da contare
Original:
key value of the elements to count
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[modifica] Valore di ritorno

Numero di elementi con key chiave
Original:
Number of elements with key key
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[modifica] Complessità

Logarithmic in the size of the container plus linear in the number of the elements found.

[modifica] Vedi anche

trova elemento con chiave specifica
Original:
finds element with specific key
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(metodo pubblico) [edit]
torna gamma di elementi che corrispondono un tasto specifico
Original:
returns range of elements matching a specific key
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(metodo pubblico) [edit]