FrenchToJD() function in PHP

The FrenchToJD() function in PHP converts a French Republican date to a Julian day count.

Note − The FrenchToJD() function convert dates in years 1 through 14 (Gregorian dates 22 September 1792 - 22 September 1806).

Syntax

frenchtojd(month, day ,year);

Parameters

• month − Specifies 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

The FrenchToJD() function returns a Julian day number.

Example

The following is an example −

<?php
$res = frenchtojd(4,8,14);
echo $res . "<br>";
echo jdtofrench($res);
?>

Output

The following is the output −

2380685
4/8/14