PHP | jewishtojd() Function
Last Updated :
30 Apr, 2018
The jewishtojd() function is a built-in function which converts a Jewish Date to a Julian Day Count. The function accepts three parameters in format $month / $day / $year, which represents the date in Jewish or Hebrew calendar and converts it to a Julian Day count.
Syntax:
jewishtojd( $month, $day, $year)
Parameters: The function accepts three mandatory parameters as shown above and described below:
- $month – This parameter specifies the month number in Jewish calendar. The month number is in range 1-13 inclusive. If a month number in excess of 12 or less than 1 is passed, the Julian day is returned as 0.
- $day – This parameter specifies the day in Jewish calendar. The day number is in range 1-30 inclusive. If a day number in excess of 31 or less than 1 is passed, the Julian day is returned as 0. Leap years are not taken into consideration
- $year – This parameter specifies the year in Jewish calendar. The year number is in range 1-9999 inclusive.
Return Value: The function returns the Jewish date converted to a Julian Day count.
Examples:
Input : $month=4, $day=8, $year=13
Output : 352465
Input : $month=4, $day=8, $year=898
Output : 675707
Below programs illustrate the jewishtojd() function.
Program 1: The program below demonstrates the use of jewishtojd() function.
<?php
$jd = jewishtojd(4, 8, 13);
echo ( $jd );
?>
|
Output:
352465
Program 2: The program below demonstrates when day and month out of range.
<?php
$jd = jewishtojd(22, 8, 11);
echo ( $jd ), "\n" ;
$jd =jewishtojd(4, 32, 11);
echo ( $jd );
?>
|
Output:
0
0
Reference:
http://php.net/manual/en/function.jewishtojd.php
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