Movatterモバイル変換


[0]ホーム

URL:


cppreference.com
Namespaces
Variants
    Actions

      std::ranges::zip_view<Views...>::end

      From cppreference.com
      <cpp‎ |ranges‎ |zip view
       
       
      Ranges library
      Range adaptors
       
      std::ranges::zip_view
      Member functions
      zip_view::end
      Deduction guides
      Iterator
      Member functions
      Non-member functions
      Sentinel
      Member functions
      Non-member functions
       
      constexprauto end()
          requires(!(/*simple-view*/<Views>&& ...);
      (1)(since C++23)
      constexprauto end()const
          requires(ranges::range<const Views>&& ...);
      (2)(since C++23)
      template<class...Rs>

      concept/*zip-is-common*/=
         (sizeof...(Rs)==1&&(ranges::common_range<Rs>&& ...))
         ||
         (!(ranges::bidirectional_range<Rs>&& ...)&&(ranges::common_range<Rs>&& ...))
         ||

         ((ranges::random_access_range<Rs>&& ...)&&(ranges::sized_range<Rs>&& ...));
      (3)(exposition only*)

      Returns aniterator or asentinel that compares equal to the end iterator of thezip_view.

      Letviews_ denote the underlying tuple of views.

      1) Equivalent to:
      • return/*sentinel*/<false>(/*tuple-transform*/(ranges::end, views_));,
      if/*zip-is-common*/<Views...> evaluates tofalse. Otherwise,
      if(ranges::random_access_range<Views>&& ...) evaluates totrue. Otherwise,
      • return/*iterator*/<false>(/*tuple-transform*/(ranges::end, views_));.
      2) Equivalent to:
      • return/*sentinel*/<true>(/*tuple-transform*/(ranges::end, views_));,
      if/*zip-is-common*/<const Views...> evaluates tofalse. Otherwise,
      ifranges::random_access_range<const Views>&& ... evaluates totrue. Otherwise,
      • return/*iterator*/<true>(/*tuple-transform*/(ranges::end, views_));.

      Contents

      [edit]Parameters

      (none)

      [edit]Return value

      An iterator or sentinel representing the end of thezip_view, as described above.

      [edit]Notes

      ranges::range<constranges::zip_view<Views...>> is modeled if and only if for every typeVi inViews...,const Vi modelsrange.

      [edit]Example

      This section is incomplete
      Reason: no example

      [edit]See also

      returns an iterator to the beginning
      (public member function)[edit]
      returns a sentinel indicating the end of a range
      (customization point object)[edit]
      Retrieved from "https://en.cppreference.com/mwiki/index.php?title=cpp/ranges/zip_view/end&oldid=172792"

      [8]ページ先頭

      ©2009-2025 Movatter.jp