# Method Calendar.YMD.YMD()->second_no()

Method second_no

  `float fraction_no()`
  `int hour_no()`
  `int julian_day()`
  `int leap_year()`
  `int minute_no()`
  `int month_day()`
  `int month_no()`
  `int second_no()`
  `int utc_offset()`
  `int week_day()`
  `int week_no()`
  `int year_day()`
  `int year_no()`
  `string month_name()`
  `string month_shortname()`
  `string month_day_name()`
  `string week_day_name()`
  `string week_day_shortname()`
  `string week_name()`
  `string year_name()`
  `string tzname()`
  `string tzname_iso()`
  `method int unix_time()`

Description

  Returns the unix time integer corresponding to the start of the time range object. (An unix time integer is UTC.)