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    <metanoindex/>

     
    C++
     
    Bibliothque d'algorithmes
    Fonctions
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    Functions
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    Non-modification de la squence des oprations
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    <tbody> </tbody>
    Dclar dans l'en-tte <algorithm>
    template< class InputIt, class OutputIt > OutputIt move( InputIt first, InputIt last, OutputIt d_first );
    		 (depuis C++11)
    Dplace les lments de la [first, last) gamme, un autre dbut de la plage d_first. Aprs cette opration, les lments de la gamme dplac-de contiendront toujours des valeurs valides du type appropri, mais pas ncessairement les mmes valeurs que avant le dmnagement .
    Original:
    Moves the elements in the range [first, last), to another range beginning at d_first. After this operation the elements in the moved-from range will still contain valid values of the appropriate type, but not necessarily the same values as before the move.
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    Paramtres

    first, last -
    la plage d'lments dplacer
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    the range of elements to move
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    d_first -
    le dbut de la plage de destination. Si d_first est dans [first, last), std::move_backward doit tre utilis la place de std :: move </ span> .
    Original:
    the beginning of the destination range. If d_first is within [first, last), std::move_backward must be used instead of std :: move </ span>.
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    Type requirements
    -
    InputIt must meet the requirements of InputIterator.
    -
    OutputIt must meet the requirements of OutputIterator.

    Retourne la valeur

    Itrateur de sortie de l'lment aprs le dernier lment dplac (d_first + (last - first))
    Original:
    Output iterator to the element past the last element moved (d_first + (last - first))
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    Complexit

    Exactement last - first dplacer les affectations .
    Original:
    Exactly last - first move assignments.
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    Mise en uvre possible

    template<class InputIt, class OutputIt>
OutputIt move(InputIt first, InputIt last, 
                    OutputIt d_first)
{
    while (first != last) {
        *d_first++ = std::move(*first++);
    }
    return d_first;
}

    Exemple

    Le code suivant dplace des objets de fil (qui eux-mmes sont pas copiables) d'un rcipient un autre. </ p>

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    The following code moves thread objects (which themselves are not copyable) from one container to another.

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    {{{1}}}
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    {{{2}}}
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    #include <iostream> #include <vector> #include <list> #include <iterator> #include <thread> #include <chrono> void f(int n) { std::this_thread::sleep_for(std::chrono::seconds(n)); std::cout << "thread " << n << " ended" << '\n'; } int main() { std::vector<std::thread> v; v.emplace_back(f, 1); v.emplace_back(f, 2); v.emplace_back(f, 3); std::list<std::thread> l; // copy() would not compile, because std::thread is noncopyable

    {{{1}}}
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    {{{2}}}
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    std :: move </ span>(v.begin(), v.end(), std::back_inserter(l)); for(auto& t : l) t.join(); }

    Sortie:
    Original:
    Output:
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    thread 1 ended
thread 2 ended
thread 3 ended

    Voir aussi

    (C++11)
    se dplace d'une gamme d'lments vers un nouvel emplacement dans l'ordre inverse
    Original:
    moves a range of elements to a new location in backwards order
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    (fonction gnrique) [edit]
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