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std::unique_ptr::get_deleter

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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
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Pairs and tuples
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(C++11)
Cambiar, hacia adelante y mover
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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
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Allocators
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Inicializar el almacenamiento
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Uninitialized storage
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Punteros inteligentes
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Smart pointers
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(C++11)
(C++11)
(C++11)
(obsoleto)
(C++11)
Garbage soporte colección
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Garbage collection support
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Varios
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Miscellaneous
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(C++11)
(C++11)
C Library
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C Library
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std :: unique_ptr
Las funciones miembro
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Member functions
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Modificadores
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Modifiers
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Los observadores
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Observers
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unique_ptr::get_deleter
Terceros funciones
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Non-member functions
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      Deleter& get_deleter();
(desde C++11)
const Deleter& get_deleter() const;
(desde C++11)
Devuelve el objeto Deleter que sería utilizado para la destrucción del objeto gestionados .
Original:
Returns the deleter object which would be used for destruction of the managed object.
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Contenido

[editar] Parámetros

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

El objeto almacenado Deleter .
Original:
The stored deleter object.
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[editar] Excepciones

noexcept specification:  
noexcept
  (desde C++11)

[editar] Ejemplo

#include <iostream>
#include <memory>
 
struct Foo {
    Foo() { std::cout << "Foo...\n"; }
    ~Foo() { std::cout << "~Foo...\n"; }
};
 
struct D {
    void bar() { std::cout << "Call deleter D::bar()...\n"; }
    void operator()(Foo* p) const {
        std::cout << "Call delete for Foo object...\n";
        delete p;
    }
};
 
int main()
{
    std::unique_ptr<Foo, D> up(new Foo(), D());
    D& del = up.get_deleter();
    del.bar();
}

Salida:

Foo...
Call deleter D::bar()...
Call delete for Foo object...
~Foo...