PHP : cal_to_jd() function
Converts from a supported calendar to Julian Day Count
The cal_to_jd() function calculates the Julian day count for a date in the specified calendar.
Version
(PHP 4 and above)
Syntax
cal_to_jd (calendar, month, day, year)
Parameters
| Name | Description | Required / Optional |
Type |
|---|---|---|---|
| calendar | Supported calendar/values. CAL_GREGORIAN CAL_JULIAN CAL_JEWISH CAL_FRENCH. |
Required | Integer |
| month | The given month. The valid range depends on the specified calendar. |
Required | Integer |
| day | The given day. The valid range depends on the specified calendar. |
Required | Integer |
| year | The given year. The valid range depends on the specified calendar. |
Required | Integer |
Return value:
A Julian Day number.
Value Type: Integer.
Example:
<?php
$cal_date = cal_to_jd(CAL_GREGORIAN,11,04,2006);
echo($cal_date);
?>
Output:
2454044
View the example in the browser
See also