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std::unique_ptr::operator*

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< cpp‎ | memory‎ | unique ptr

 
 
Utilidades de la biblioteca
Escriba apoyo (basic types, RTTI, type traits)
Gestión de memoria dinámica
Gestión de errores
Programa de servicios públicos
Funciones variadic
Fecha y hora
Objetos Function
(C++11)
Operadores relacionales
Original:
Relational operators
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Pares y tuplas
Original:
Pairs and tuples
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(C++11)
Cambiar, hacia adelante y mover
Original:
Swap, forward and move
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(C++11)
(C++11)
(C++11)
 
Gestión de memoria dinámica
Bajo la gestión de memoria de nivel
Los asignadores
Original:
Allocators
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Inicializar el almacenamiento
Original:
Uninitialized storage
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Punteros inteligentes
Original:
Smart pointers
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(C++11)
(C++11)
(C++11)
(obsoleto)
(C++11)
Garbage soporte colección
Original:
Garbage collection support
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Varios
Original:
Miscellaneous
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(C++11)
(C++11)
C Library
Original:
C Library
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std :: unique_ptr
Las funciones miembro
Original:
Member functions
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Modificadores
Original:
Modifiers
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Los observadores
Original:
Observers
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unique_ptr::operator*unique_ptr::operator->
Terceros funciones
Original:
Non-member functions
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typename std::add_lvalue_reference<T>::type operator*() const;
(1) (desde C++11)
pointer operator->() const;
(2) (desde C++11)
operator* y operator-> proporcionar acceso a la propiedad de objeto *this .
Original:
operator* and operator-> provide access to the object owned by *this.
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Contenido

[editar] Parámetros

(Ninguno)
Original:
(none)
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[editar] Valor de retorno

1)
Devuelve el objeto propiedad de *this, es decir *get() .
Original:
Returns the object owned by *this, i.e. *get().
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2)
Devuelve un puntero al objeto propiedad de *this, es decir get() .
Original:
Returns a pointer to the object owned by *this, i.e. get().
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[editar] Excepciones

1)
puede lanzar
Original:
may throw
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2)
noexcept specification:  
noexcept
  (desde C++11)

[editar] Ejemplo

#include <iostream>
#include <memory>
 
struct Foo {
    void bar() { std::cout << "Foo::bar\n"; }
};
 
void f(const Foo& foo) 
{
    std::cout << "f(const Foo&)\n";
}
 
int main() 
{
    std::unique_ptr<Foo> ptr(new Foo);
 
    ptr->bar();
    f(*ptr);
}

Salida:

Foo::bar
f(const Foo&)

[editar] Ver también

devuelve un puntero al objeto gestionado
Original:
returns a pointer to the managed object
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(función miembro público) [editar]