const1 [c++] std::map::operator[] mapped_type& operator[] (const key_type& k); http://www.cplusplus.com/reference/map/map/operator[]/ map::operator[] - C++ Reference mymap['a'] is an element mymap['b'] is another element mymap['c'] is another element mymap['d'] is mymap now contains 4 elements. www.cplusplus.com void function() const { std::map m; std::vector nums = {1, 2, 3, 4}; for (auto num : nums) { m[num].push_back(num); } .. 2019. 9. 17. 이전 1 다음