//时间戳转字符串std::string Time_t2String(__time64_t stamp) {tm* stamp_tm = localtime(&stamp);std::ostringstream os;os << std::put_time(stamp_tm, "%Y:%m:%d %H:%M:%S");return os.str();}std::wstring Time_t2WString(__time64_t stamp) {tm* stamp_tm = localtime(&stamp);std::wostringstream os;os << std::put_time(stamp_tm, L"%Y:%m:%d %H:%M:%S");return os.str();}//字符串转时间戳__time64_t String2Time_t(std::string time_string) {std::istringstream is(time_string);tm time_tm = {};is >> std::get_time(&time_tm, "%Y:%m:%d %H:%M:%S");return mktime(&time_tm);}__time64_t WString2Time_t(std::wstring time_string) {std::wistringstream is(time_string);tm time_tm = {};is >> std::get_time(&time_tm, L"%Y:%m:%d %H:%M:%S");return mktime(&time_tm);}
//测试
int main() {__time64_t cur_time_stamp = std::chrono::system_clock::to_time_t(std::chrono::system_clock::now());std::string time_str = Time_t2String(cur_time_stamp);std::cout << time_str << std::endl;std::cout << String2Time_t(time_str) << std::endl;}
