Edit report at https://bugs.php.net/bug.php?id=55657&edit=1
ID: 55657
Updated by: dtajchre...@php.net
Reported by: steve7642 at gmail dot com
Summary: Adding a day to the timestamp does not change the
value of date('d',$ts)
-Status: Open
+Status: Bogus
Type: Bug
Package: Date/time related
Operating System: Linux linuxvps1.ciniva.com 2.6.1
PHP Version: Irrelevant
Block user comment: N
Private report: N
New Comment:
You've discovered daylight saving time! This code helps you understand what
happens slightly better: http://codepad.org/kBgS1g6W
[1] http://en.wikipedia.org/wiki/Daylight_saving_time
Previous Comments:
------------------------------------------------------------------------
[2011-09-09 18:26:17] steve7642 at gmail dot com
Description:
------------
Adding 7 days to the timestamp for 2011-11-05 increased the date by 6 days
only. run sample code.
Test script:
---------------
/*
It appears that the day function of the time stamp is falling behind .
*/
$ts = mktime(0,0,0,10,29,2011) + 7*86400 ;
$mday1 = date('d',$ts); //OK
$ts = mktime(0,0,0,10,29,2011) + 14*86400 ;
$mday2 = date('d',$ts); //1 day behind
$ts = mktime(0,0,0,10,29,2011) + 21*86400 ;
$mday3 = date('d',$ts); // 1 day behind
echo $mday1. ' ' . $mday2.' '. $mday3 ;
------------------------------------------------------------------------
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Edit this bug report at https://bugs.php.net/bug.php?id=55657&edit=1
