std::inserter - cppreference.com

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Definido no cabeçalho `<iterator>`

`template< class Container > std::insert_iterator<Container> inserter( Container& c, typename Container::iterator i );`

inserter é um modelo de função de conveniência que constrói uma std::insert_iterator para o recipiente e do seu c i iterador com o tipo de deduzida a partir do tipo do argumento.

Original:

inserter is a convenience function template that constructs a std::insert_iterator for the container c and its iterator i with the type deduced from the type of the argument.

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Parâmetros

c	-	recipiente que suporta uma operação `insert` Original: container that supports a `insert` operation The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
i	-	iterador em `c` indicando a posição de inserção Original: iterator in `c` indicating the insertion position The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

Valor de retorno

A std::insert_iterator que pode ser usado para inserir elementos no c recipiente na posição indicada por i.

Original:

A std::insert_iterator which can be used to insert elements into the container c at the position indicated by i.

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Possível implementação

template< class Container >
std::insert_iterator<Container> inserter( Container& c, typename Container::iterator i )
{
    return std::insert_iterator<Container>(c, i );
}

Exemplo

#include <iostream>
#include <list>
#include <algorithm>
#include <iterator>

int main()
{
    std::list<int> l{1,2,3,4,5,6,7,8,9,10};
    std::fill_n(std::inserter(l, std::next(l.begin())), 3, -1);
    for (int n : l) {
        std::cout << n << ' ';
    }
}

Saída:

1 -1 -1 -1 2 3 4 5 6 7 8 9 10

Veja também


insert_iterator	adaptador iterador para inserção dentro de um recipiente Original: iterator adaptor for insertion into a container The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (modelo de classe) [edit]

back_inserter	cria um std::back_insert_iterator do tipo inferido a partir do argumento Original: creates a std::back_insert_iterator of type inferred from the argument The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (modelo de função) [edit]

front_inserter	cria um std::front_insert_iterator do tipo inferido a partir do argumento Original: creates a std::front_insert_iterator of type inferred from the argument The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (modelo de função) [edit]