PHP jewishtojd()Functions

PHP Calendar 参考手册PHP Calendar Reference Manual

Example

Convert a Jewish calendar date to a Julian Day Count:

<?php
$jd=jewishtojd(6,20,2007);
echo $jd;
?>

Run example »

Definition and Usage

The jewishtojd() function converts a Jewish calendar date to a Julian Day Count.

Note:The valid range of dates handled by this function starts from 3761 BC in the Jewish calendar. The Jewish calendar has existed for thousands of years, but in early times there was no formulaic method for calculating the starting month. The first month of each year was determined by the first observed new moon.

Tip:See jdtojewish()The function converts a Julian Day Count to a Jewish calendar date.

Syntax

jewishtojd(month,day,year);

Parameters Description
month Required. A number from 1 to 13, specifying the month.
day Required. A number from 1 to 30, specifying the day.
year Required. A number from 1 to 9999, specifying the year.

Technical Details

Return value: Returns the Julian Day number.
PHP Version: 4+


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