FrenchToJD
(PHP 4, PHP 5)
FrenchToJD — Converts a date from the French Republican Calendar to a Julian Day Count
Description
int frenchtojd
( int $month
, int $day
, int $year
)
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.
Parameters
-
month
-
The month as a number from 1 (for Vendémiaire) to 13 (for the period of 5-6 days at the end of each year)
-
day
-
The day as a number from 1 to 30
-
year
-
The year as a number between 1 and 14
Return Values
The julian day for the given french revolution date as an integer.