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std::inserter

提供: cppreference.com
< cpp‎ | iterator

Defined in header <iterator>
template< class Container >
std::insert_iterator<Container> inserter( Container& c, typename Container::iterator i );
inserterコンテナstd::insert_iteratorと引数の型から推論型とその反復子cためiを構築するための便利な関数テンプレートです.
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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目次

[編集] パラメータ

c -
insert操作をサポートするコンテナ
Original:
container that supports a insert operation
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i -
cのイテレータは、挿入位置を示す
Original:
iterator in c indicating the insertion position
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[編集] 値を返します

std::insert_iteratorで示される位置にコンテナcに要素を挿入するために使用することができ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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[編集] 可能な実装

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

[編集]

#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 << ' ';
    }
}

出力:

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

[編集] も参照してください

コンテナに挿入するためのイテレータアダプタ
Original:
iterator adaptor for insertion into a container
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(クラステンプレート) [edit]
引数から推論された型のstd::back_insert_iteratorを作成します
Original:
creates a std::back_insert_iterator of type inferred from the argument
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(関数テンプレート) [edit]
引数から推論された型のstd::front_insert_iteratorを作成します
Original:
creates a std::front_insert_iterator of type inferred from the argument
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(関数テンプレート) [edit]