相关疑难解决方法(0)

我无法ranges::begin致电const filter_view

https://en.cppreference.com/w/cpp/ranges/filter_view 和似乎不是begin。这是为什么？endconst

int main(){
    std::vector v{1,2,3};
    // removing const will make it compile
    const auto r = v | ranges::views::filter ([](auto&&){return true;}); 
    ranges::begin(r);
}

https://godbolt.org/z/4feaYc