public function setDateTime($year, $month, $day, $hour, $min, $sec)
    {
        return $this->setDate($year, $month, $day)->setTime($hour, $min, $sec);
    }
public function setDateTime($year, $month, $day, $hour, $min, $sec)
    {
        return $this->setDate($year, $month, $day)->setTime($hour, $min, $sec);
    }
public function setDateTime ( $ year , $ month , $ day , $ hour , $ min , $ sec ) { return $ this -> setDate ( $ year , $ month , $ day ) -> setTime ( $ hour , $ min , $ sec ) ; }
Sets the date and time of this instance

@param  int   $year  Year
@param  int   $month Month
@param  int   $day   Day
@param  int   $hour  Hour
@param  int   $min   Minute
@param  float $sec   Second

@return static
Sets the date and time of this instance