#include <algorithm>#include <array>#include <iostream>#include <ranges> void print(auto first,auto last){for(; first!= last;++first)std::cout<<*first<<' ';std::cout<<'\n';} int main(){std::array data{1,2,3,4,5}; print(data.cbegin(), data.cend()); auto func=[](int x){return x<3;};auto view= std::ranges::drop_while_view{data, func}; print(view.begin(), view.end()); auto base= view.base();// `base` refers to the `data` std::ranges::reverse(base);//< changes `data` indirectly print(data.cbegin(), data.cend());}
