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std::shared_ptr::operator<<

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< cpp‎ | memory‎ | shared ptr

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C++
 
Utilità libreria
Tipo di supporto (basic types, RTTI, type traits)
Gestione della memoria dinamica
La gestione degli errori
Programma di utilità
Funzioni variadic
Data e ora
Funzione oggetti
initializer_list(C++11)
bitset
hash(C++11)
Gli operatori relazionali
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Relational operators
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rel_ops::operator!=
rel_ops::operator>
rel_ops::operator<=
rel_ops::operator>=
Coppie e tuple
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Pairs and tuples
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pair
tuple(C++11)
piecewise_construct_t(C++11)
piecewise_construct(C++11)
Swap, in avanti e spostare
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Swap, forward and move
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swap
forward(C++11)
move(C++11)
move_if_noexcept(C++11)
declval(C++11)
 
Gestione della memoria dinamica
Basso livello di gestione della memoria
Allocatori
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Allocators
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allocator
allocator_traits(C++11)
allocator_arg_t(C++11)
allocator_arg(C++11)
uses_allocator(C++11)
scoped_allocator_adaptor(C++11)
Non inizializzata stoccaggio
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Uninitialized storage
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uninitialized_copy
uninitialized_copy_n(C++11)
uninitialized_fill
uninitialized_fill_n
raw_storage_iterator
get_temporary_buffer
return_temporary_buffer
Puntatori intelligenti
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Smart pointers
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unique_ptr(C++11)
shared_ptr(C++11)
weak_ptr(C++11)
auto_ptr(deprecato)
owner_less(C++11)
enable_shared_from_this(C++11)
bad_weak_ptr(C++11)
default_delete(C++11)
Garbage collection supporto
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Garbage collection support
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declare_reachable(C++11)
undeclare_reachable(C++11)
declare_no_pointers(C++11)
undeclare_no_pointers(C++11)
pointer_safety(C++11)
get_pointer_safety(C++11)
Varie
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Miscellaneous
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pointer_traits(C++11)
addressof(C++11)
align(C++11)
C Library
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C Library
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std::shared_ptr
Membri funzioni
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Member functions
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shared_ptr::shared_ptr
shared_ptr::~shared_ptr
shared_ptr::operator=
Modificatori
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Modifiers
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shared_ptr::reset
shared_ptr::swap
Osservatori
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Observers
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shared_ptr::get
shared_ptr::operator*
shared_ptr::operator->
shared_ptr::use_count
shared_ptr::unique
shared_ptr::operator bool
shared_ptr::owner_before
Non membri funzioni
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Non-member functions
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std::swap
make_shared
allocate_shared
static_pointer_cast
dynamic_pointer_cast
const_pointer_cast
get_deleter
operator==
operator|=
operator<
operator<=
operator>
operator>=
operator<<
atomic_is_lock_free
atomic_load
atomic_load_explicit
atomic_store
atomic_store_explicit
atomic_exchange
atomic_exchange_explicit
atomic_compare_exchange_weak
atomic_compare_exchange_strong
atomic_compare_exchange_weak_explicit
atomic_compare_exchange_strong_explicit
std::hash
 
template <class T, class U, class V>
    basic_ostream<U, V>& operator<<(basic_ostream<U, V>& os, const shared_ptr<T>& ptr);
Inserisce un shared_ptr<T> in un std::basic_ostream.
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Inserts a shared_ptr<T> into a std::basic_ostream.
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Equivalente a os << ptr.get().
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Equivalent to os << ptr.get().
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Indice

[modifica] Parametri

os -
un std::basic_ostream da inserire in ptr
Original:
a std::basic_ostream to insert ptr into
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ptr -
i dati da inserire nella os
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the data to be inserted into os
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[modifica] Valore di ritorno

os

[modifica] Esempio

#include <iostream>
#include <memory>
 
class Foo {};
 
int main()
{
    auto sp = std::make_shared<Foo>();
    std::cout << sp << std::endl;
    std::cout << sp.get() << std::endl;
}

Possible output: 

0x6d9028
0x6d9028

[modifica] Vedi anche
restituisce un puntatore all'oggetto gestito
Original:
returns a pointer to the managed object
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(metodo pubblico) [modifica]
Estratto da "https://it.cppreference.com/mwiki/index.php?title=cpp/memory/shared_ptr/operator_ltlt&oldid=26170"