PHP Calendar Functions

cal_days_in_month()

Returns the number of days in a month for a specified year and calendar

cal_from_jd()

Converts a Julian Day Count into a date of a specified calendar

cal_info()

Returns information about a specified calendar

cal_to_jd()

Converts a date in a specified calendar to Julian Day Count

easter_date()

Returns the Unix timestamp for midnight on Easter of a specified year

easter_days()

Returns the number of days after March 21, that the Easter Day is in a specified year

frenchtojd()

Converts a French Republican date to a Julian Day Count

gregoriantojd()

Converts a Gregorian date to a Julian Day Count

jddayofweek()

Returns the day of the week

jdmonthname()

Returns a month name

jdtofrench()

Converts a Julian Day Count to a French Republican date

jdtogregorian()

Converts a Julian Day Count to a Gregorian date

jdtojewish()

Converts a Julian Day Count to a Jewish date

jdtojulian()

Converts a Julian Day Count to a Julian date

jdtounix()

Converts Julian Day Count to Unix timestamp

jewishtojd()

Converts a Jewish date to a Julian Day Count

juliantojd()

Converts a Julian date to a Julian Day Count

unixtojd()

Converts Unix timestamp to Julian Day Count