Predefined Constants
The constants below are defined by this extension, and will
only be available when the extension has either been compiled
into PHP or dynamically loaded at runtime.
CAL_GREGORIAN (integer)
CAL_JULIAN (integer)
CAL_JEWISH (integer)
CAL_FRENCH (integer)
CAL_NUM_CALS (integer)
CAL_DOW_DAYNO (integer)
CAL_DOW_SHORT (integer)
CAL_DOW_LONG (integer)
CAL_MONTH_GREGORIAN_SHORT (integer)
CAL_MONTH_GREGORIAN_LONG (integer)
CAL_MONTH_JULIAN_SHORT (integer)
CAL_MONTH_JULIAN_LONG (integer)
CAL_MONTH_JEWISH (integer)
CAL_MONTH_FRENCH (integer)
The following constants are available since PHP 4.3.0 :
CAL_EASTER_DEFAULT (integer)
CAL_EASTER_ROMAN (integer)
CAL_EASTER_ALWAYS_GREGORIAN (integer)
CAL_EASTER_ALWAYS_JULIAN (integer)
The following constants are available since PHP 5.0.0 :
CAL_JEWISH_ADD_ALAFIM_GERESH (integer)
CAL_JEWISH_ADD_ALAFIM (integer)
CAL_JEWISH_ADD_GERESHAYIM (integer)
Table of Contents
cal_days_in_month -- Return the number of days in a month
for a given year and calendar
cal_from_jd -- Converts from Julian Day Count to a supported
calendar
cal_info -- Returns information about a particular calendar
cal_to_jd -- Converts from a supported calendar to Julian
Day Count
easter_date -- Get Unix timestamp for midnight on Easter
of a given year
easter_days -- Get number of days after March 21 on which
Easter falls for a given year
FrenchToJD -- Converts a date from the French Republican
Calendar to a Julian Day Count
GregorianToJD -- Converts a Gregorian date to Julian Day
Count
JDDayOfWeek -- Returns the day of the week
JDMonthName -- Returns a month name
JDToFrench -- Converts a Julian Day Count to the French
Republican Calendar
JDToGregorian -- Converts Julian Day Count to Gregorian
date
jdtojewish -- Converts a Julian day count to a Jewish calendar
date
JDToJulian -- Converts a Julian Day Count to a Julian Calendar
Date
jdtounix -- Convert Julian Day to Unix timestamp
JewishToJD -- Converts a date in the Jewish Calendar to
Julian Day Count
JulianToJD -- Converts a Julian Calendar date to Julian
Day Count
unixtojd -- Convert Unix timestamp to Julian Day
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