> but I'd be surprised if there was not a modern date library for C++ The standard library now includes <chrono>. AFAIK: It was mostly written by Howard Hinna

> but I'd be surprised if there was not a modern date library for C++ The standard library now includes <chrono>. AFAIK: It was mostly written by Howard Hinnant. He now has more date/time libs that expand upon <chrono>: https://github.com/HowardHinnant/date https://github.com/HowardHinnant/date