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std::uninitialized_fill

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< cpp‎ | memory

 
 
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Gestión de memoria dinámica
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C Library
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Defined in header <memory>
template< class ForwardIt, class T >
void uninitialized_fill( ForwardIt first, ForwardIt last, const T& value )
Copia la value valor dado a un área de memoria no inicializada, definido por el rango [first, last). Los elementos en el área sin inicializar se construyen utilizando constructor de copia .
Original:
Copies the given value value to an uninitialized memory area, defined by the range [first, last). The elements in the uninitialized area are constructed using copy constructor.
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Contenido

[editar] Parámetros

first, last -
la gama de los elementos a inicializar
Original:
the range of the elements to initialize
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value -
el valor para la construcción de los elementos con
Original:
the value to construct the elements with
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Type requirements
-
ForwardIt must meet the requirements of ForwardIterator.

[editar] Valor de retorno

(Ninguno)
Original:
(none)
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[editar] Complejidad

Lineal en la distancia entre first y last
Original:
Linear in the distance between first and last
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[editar] Posible implementación

template<class ForwardIt, class T>
void uninitialized_fill(ForwardIt first, 
                        ForwardIt last,
                        const T& value)
{
    typedef typename std::iterator_traits<ForwardIt>::value_type Value;
    for (; first != last; ++first) {
        ::new (static_cast<void*>(&*first)) Value(value);
    }
}

[editar] Ejemplo

[editar] Ver también

copia un objeto a una zona de memoria no inicializada
Original:
copies an object to an uninitialized area of memory
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(función de plantilla) [edit]