(PHP 4, PHP 5, PHP 7) Converts a Julian Day Count to the French Republican Calendar string jdtofrench ( int $juliandaycount ) Converts a Julian Day Count to the French Republican Calendar. Parameters: julianday A julian day number as integer Returns: The french revolution date as a string in the form "month/day/year"

(PHP 4, PHP 5, PHP 7) Returns a month name string jdmonthname ( int $julianday, int $mode ) Returns a string containing a month name. mode tells this function which calendar to convert the Julian Day Count to, and what type of month names are to be returned. Calendar modes Mode Meaning Values 0 Gregorian - abbreviated Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov, Dec 1 Gregorian January, February, March, April, May

(PHP 4, PHP 5, PHP 7) Returns the day of the week mixed jddayofweek ( int $julianday [, int $mode = CAL_DOW_DAYNO ] ) Returns the day of the week. Can return a string or an integer depending on the mode. Parameters: julianday A julian day number as integer mode Calendar week modes Mode Meaning 0 (Default) Return the day number as an in

(PHP 4, PHP 5, PHP 7) Converts a Gregorian date to Julian Day Count int gregoriantojd ( int $month, int $day, int $year ) Valid Range for Gregorian Calendar 4714 B.C. to 9999 A.D. Although this function can handle dates all the way back to 4714 B.C., such use may not be meaningful. The Gregorian calendar was not instituted until October 15, 1582 (or October 5, 1582 in the Julian calendar). Some countries did not accept it u

(PHP 4, PHP 5, PHP 7) Converts a date from the French Republican Calendar to a Julian Day Count int frenchtojd ( int $month, int $day, int $year ) Converts a date from the French Republican Calendar to a Julian Day Count. These routines only convert dates in years 1 through 14 (Gregorian dates 22 September 1792 through 22 September 1806). This more than covers the period when the calendar was in use. Param

(PHP 4, PHP 5, PHP 7) Get number of days after March 21 on which Easter falls for a given year int easter_days ([ int $year = date("Y") [, int $method = CAL_EASTER_DEFAULT ]] ) Returns the number of days after March 21 on which Easter falls for a given year. If no year is specified, the current year is assumed. This function can be used instead of easter_date() to calculate Easter for years which fall outside the range o

(PHP 4, PHP 5, PHP 7) Get Unix timestamp for midnight on Easter of a given year int easter_date ([ int $year = date("Y") ] ) Returns the Unix timestamp corresponding to midnight on Easter of the given year. The date of Easter Day was defined by the Council of Nicaea in AD325 as the Sunday after the first full moon which falls on or after the Spring Equinox. The Equinox is assumed to always fall on 21st March, so the calcu

(PHP 4 >= 4.1.0, PHP 5, PHP 7) Converts from a supported calendar to Julian Day Count int cal_to_jd ( int $calendar, int $month, int $day, int $year ) cal_to_jd() calculates the Julian day count for a date in the specified calendar. Supported calendars are CAL_GREGORIAN, CAL_JULIAN, CAL_JEWISH and CAL_FRENCH. Parameters: calendar Calendar to convert from, one of CAL_GR

(PHP 4 >= 4.1.0, PHP 5, PHP 7) Returns information about a particular calendar array cal_info ([ int $calendar = -1 ] ) cal_info() returns information on the specified calendar. Calendar information is returned as an array containing the elements calname, calsymbol, month, abbrevmonth and maxdaysinmonth. The names of the different calendars which can be used as calendar are as follows: 0 or CAL_GREGORIAN - Gregorian

(PHP 4 >= 4.1.0, PHP 5, PHP 7) Converts from Julian Day Count to a supported calendar array cal_from_jd ( int $jd, int $calendar ) cal_from_jd() converts the Julian day given in jd into a date of the specified calendar. Supported calendar values are CAL_GREGORIAN, CAL_JULIAN, CAL_JEWISH and CAL_FRENCH. Parameters: jd Julian day as integer calenda