こんな感じ
#include <type_traits> #include <string> #include <map> using namespace std; int main() { map<string, int> dict; // std::pair<string, int> val = ... remove_reference<decltype(*dict.begin())>::type val = *dict.begin(); return 0; }
こんな感じ
#include <type_traits> #include <string> #include <map> using namespace std; int main() { map<string, int> dict; // std::pair<string, int> val = ... remove_reference<decltype(*dict.begin())>::type val = *dict.begin(); return 0; }