Post date: Aug 15, 2017 1:27:42 PM
I would think that this was easily found but apparently not so. Anyway, recording this for posterity.
std::string MillisecondsNow()
{
std::chrono::system_clock::time_point now = std::chrono::system_clock::now();
std::chrono::milliseconds now_ms = std::chrono::duration_cast<std::chrono::milliseconds>(now.time_since_epoch());
std::string fname = std::to_string(now_ms.count()) + ".lisp";
return fname;
}