(PHP 5 >= 5.5.0, PHP 7)
IntlGregorianCalendar::__construct — Create the Gregorian Calendar class
$timeZoneOrYear
   , int $localeOrMonth
   , int $dayOfMonth
   )$timeZoneOrYear
   , int $localeOrMonth
   , int $dayOfMonth
   , int $hour
   , int $minute
   [, int $second
  ] )
This function is currently not documented; only its argument list is available.
tz
locale
timeZoneOrYear
localeOrMonth
dayOfMonth
hour
minute
second