Method getFractionalTimestamp

inst/include/Rcpp/date_datetime/Datetime.h:48–48

        Datetime(const std::string &s, const std::string &fmt="%Y-%m-%d %H:%M:%OS");

        double getFractionalTimestamp(void) const { return m_dt; }

        int getMicroSeconds() const { return m_us; }
        int getSeconds()      const { return m_tm.tm_sec; }