Method NowNanos

tensorflow/core/platform/env.h:259–259

\brief Returns the number of nano-seconds since the Unix epoch.

  /// \brief Returns the number of nano-seconds since the Unix epoch.
  virtual uint64 NowNanos() const { return env_time_->NowNanos(); }

  /// \brief Returns the number of micro-seconds since the Unix epoch.
  virtual uint64 NowMicros() const { return env_time_->NowMicros(); }