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std::fill

De cppreference.com
< cpp‎ | algorithm

 
 
Algoritmo biblioteca
Funciones
Original:
Functions
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Para no modificar la secuencia de las operaciones
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Non-modifying sequence operations
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Modificación de la secuencia de operaciones
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Modifying sequence operations
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Particionamiento operaciones
Original:
Partitioning operations
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Clasificación de las operaciones (en rangos ordenados)
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Sorting operations (on sorted ranges)
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Las operaciones binarias de búsqueda (en rangos ordenados)
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Binary search operations (on sorted ranges)
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Conjunto de operaciones (en rangos ordenados)
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Set operations (on sorted ranges)
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Operaciones del montón
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Heap operations
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Mínimo / máximo de operaciones
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Minimum/maximum operations
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Operaciones numéricas
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Numeric operations
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C biblioteca
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C library
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Defined in header <algorithm>
template< class ForwardIt, class T >
void fill( ForwardIt first, ForwardIt last, const T& value );
Asigna el value dado a los elementos en el rango [first, last) .
Original:
Assigns the given value to the elements in the range [first, last).
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Contenido

[editar] Parámetros

first, last -
la gama de elementos a modificar
Original:
the range of elements to modify
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value -
el valor a asignar
Original:
the value to be assigned
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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

Exactamente last - first tareas .
Original:
Exactly last - first assignments.
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[editar] Posible implementación

template< class ForwardIt, class T >
void fill(ForwardIt first, ForwardIt last, const T& value)
{
    for (; first != last; ++first) {
        *first = value;
    }
}

[editar] Ejemplo

El código siguiente utiliza fill() para establecer todos los elementos de un vector de enteros a -1:
Original:
The following code uses fill() to set all of the elements of a vector of integers to -1:
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#include <algorithm>
#include <vector>
#include <iostream>
 
int main()
{
    int data[] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 }
    std::vector<int> v1(data, data+10);
 
    std::fill(v1.begin(), v1.end(), -1);
 
    for (vector<int>::iterator it = v1.begin(); it != v1.end(); ++it) {
        std::cout << *it << " ";
    }
    std::cout << "\n";
}

Output:

-1 -1 -1 -1 -1 -1 -1 -1 -1 -1

[editar] Ver también

asigna un valor a una serie de elementos
Original:
assigns a value to a number of elements
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(función de plantilla) [edit]
guarda el resultado de una función en un intervalo
Original:
saves the result of a function in a range
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(función de plantilla) [edit]
se aplica una función a una serie de elementos
Original:
applies a function to a range of elements
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(función de plantilla) [edit]