1# basic_json::object_comparator_t 2 3```cpp 4// until C++14 5using object_comparator_t = std::less<StringType>; 6 7// since C++14 8using object_comparator_t = std::less<>; 9``` 10 11The comparator used in [`object_t`](object_t.md). 12 13When C++14 is detected, a transparent com parator is used which, when combined with perfect forwarding on find() and 14count() calls, prevents unnecessary string construction. 15 16## Version history 17 18- Unknown. 19