cal_to_jd
(PHP 4 >= 4.0.7, PHP 5)
cal_to_jd — Converts from a supported calendar to Julian Day Count
Description
int cal_to_jd
( int $calendar
, int $month
, int $day
, int $year
)
Parameters
-
calendar
-
Calendar to convert from, one of
CAL_GREGORIAN,
CAL_JULIAN,
CAL_JEWISH or
CAL_FRENCH.
-
month
-
The month as a number, the valid range depends
on the calendar
-
day
-
The day as a number, the valid range depends
on the calendar
-
year
-
The year as a number, the valid range depends
on the calendar
Return Values
A Julian Day number.