note 47810 added to function.mktime
| From: | fontajos at phpeppershop dot com | Date: | Wed, 01 Dec 2004 10:19:50 +0000 |
| Subject: | note 47810 added to function.mktime | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-81216@lists.php.net to get a copy of this message | ||
<?php
// Calculates UNIX timestamps from datestamps counting
// days from 01/01/0000. Used in some DataFlex databases.
// Tested only with Timestamps > 01/01/1970 and
// < 31/12/2025.
// Arguments: $days (Integer, days-from-0000,
// e.g. 731168 = 30/10/2001)
function date_diff_value($days) {
// 1/1/1970 = 719543 days counting from 01/01/0000
$day_1_1_1970 = 719543;
$diff = $days - $day_1_1_1970;
$unix_ts = $diff * 86400;
return $unix_ts;
}
?>
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Manual Page -- http://www.php.net/manual/en/function.mktime.php
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