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jdmonthname — Returns the name of the month for the Gregorian, Julian, Jewish, or French Republican calendar.


string jdmonthname(JD[, flag]);
int JD: Julian day count
int flag (optional): Integer flag indicating calendar type and month name format


Month name; 0 if the Julian day count is less than zero


jdmonthname() returns the month name from a Julian day count according to the specified flag type. If the flag argument is not set, flag is0.

Mode Result
0 Returns the first three characters of the Gregorian calendar month name.
1 Returns the Gregorian month name.
2 Returns the first three characters of the Julian calendar month name.
3 Returns the Julian month name.
4 Returns the Jewish calendar month name.
5 Returns the French Republican Calendar month name.


French Republican Calendar month names are returned only for Julian day counts from 2375840 to 2380952. Also note that the last month name of 'Extra' should be called 'Complmentaire' and that the month names lack the proper accents.


PHP Version: 3+, 4+

See also

To get a Julian day count from another calendar system, see the various *tojd() functions.


Example 74. Find the month and day name for the first Julian day

$month_name = jdmonthname (1, 1);
$day_name = jddayofweek (1, 1);

echo "The first Julian day was a $day_name in the month of $month_name.";

PHP Functions Essential Reference. Copyright © 2002 by New Riders Publishing (Authors: Zak Greant, Graeme Merrall, Torben Wilson, Brett Michlitsch). This material may be distributed only subject to the terms and conditions set forth in the Open Publication License, v1.0 or later (the latest version is presently available at The authors of this book have elected not to choose any options under the OPL. This online book was obtained from and is designed to provide information about the PHP programming language, focusing on PHP version 4.0.4 for the most part. The information is provided on an as-is basis, and no warranty or fitness is implied. All persons and entities shall have neither liability nor responsibility to any person or entity with respect to any loss or damage arising from the information contained in this book.

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