Syntax
| gregoriantojd ( $month, $day, $year ); |
Definition and Usage
This function Converts a Gregorian date to Julian Day Count. Valid Range for Gregorian Calendar 4714 B.C. to 9999 A.D.
Paramters
| Parameter | Description |
|---|---|
| month | Required. The month as a number from 1 (for January) to 12 (for December) |
| day | Required. The day as a number from 1 to 31 |
| year | Required. The year as a number between -4714 and 9999 |
Return Value
The julian day for the given gregorian date as an integer.
Example
Try out following example:
<?php $jd = gregoriantojd(10, 11, 1970); echo "$jd<br />"; $gregorian = jdtogregorian($jd); echo "$gregorian<br />"; ?> |
This will produce following result:
2440871 10/11/1970 |
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