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    std::next

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    C++
     
    Iterator Bibliothek
    Iterator Primitiven
    Original:
    Iterator primitives
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    iterator_traits
    input_iterator_tag
    output_iterator_tag
    forward_iterator_tag
    bidirectional_iterator_tag
    random_access_iterator_tag
    iterator
    Iterator Adaptern
    Original:
    Iterator adaptors
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    reverse_iterator
    Stream-Iteratoren
    Original:
    Stream iterators
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    istream_iterator
    ostream_iterator
    istreambuf_iterator
    ostreambuf_iterator
    Iterator Operationen
    Original:
    Iterator operations
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    advance
    distance
    prev(C++11)
    next(C++11)
    Reichen Zugang
    Original:
    Range access
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    begin(C++11)
    end(C++11)
     
    definiert in Header <iterator>
    template<class ForwardIt >

    ForwardIt next( ForwardIt it,

                    typenamestd::iterator_traits<ForwardIt>::difference_type n =1);
    		(seit C++11)
    Bringen Sie den nth Nachfolger von Iterator it .
    Original:
    Return the nth successor of iterator it.
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    Inhaltsverzeichnis

    [Bearbeiten]Parameter

    it -
    ein iterater '
    Original:
    an iterater'
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    n -
    Anzahl der Elemente, um fortzufahren
    Original:
    number of elements to advance
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    Type requirements
    -
    ForwardIt must meet the requirements of ForwardIterator.

    [Bearbeiten]Rückgabewert

    Die nth Nachfolger von Iterator it .
    Original:
    The nth successor of iterator it.
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    [Bearbeiten]Mögliche Implementierung

    template<class ForwardIt> ForwardIt next(ForwardIt it, typenamestd::iterator_traits<ForwardIt>::difference_type n =1){std::advance(it, n);return it;}

    [Bearbeiten]Beispiel

    #include <iostream>#include <iterator>#include <vector>   int main(){std::vector<int> v{3, 1, 4};   auto it = v.begin();   auto nx = std::next(it, 2);   std::cout<<*it <<' '<<*nx <<'\n';}

    Output: 

    3 4

    [Bearbeiten]Siehe auch

    (C++11)
    dekrementieren einen Iterator
    Original:
    decrement an iterator
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    (Funktion)[edit]
    Fortschritte einen Iterator gegeben durch Distanz
    Original:
    advances an iterator by given distance
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    (Funktion)[edit]
    Von „https://de.cppreference.com/mwiki/index.php?title=cpp/iterator/next&oldid=29410“
    close