PHP Tutorial - PHP jdtounix() Function






Definition

The jdtounix() function converts Julian Day Count to Unix timestamp.

Syntax

PHP jdtounix() Function has the following syntax.

jdtounix(jd);

Parameter

  • jd - Required. A Julian Day number between 2440588 and 2465342

Return

PHP jdtounix() Function returns the Unix timestamp for the start of the specified Julian day.





Example

Convert a Gregorian date to a Julian Day Count; then convert the Julian Day Count to Unix timestamp:


<?php
$jd=gregoriantojd(10,3,2013);
echo jdtounix($jd);
?>

The code above generates the following result.