From: zach dot bailey at pardot dot com Operating system: Mac OS X 10.7.4 PHP version: 5.3.14 Package: Date/time related Bug Type: Bug Bug description:DateTime add 'P1D' adds 25 hours
Description: ------------ When a DateTime is constructed with a non-UTC timezone and one day is added, the time also jumps forward by an hour as well. Test script: --------------- $ts = new DateTime('@1341115200', new DateTimeZone('America/New_York')); $dayFromTs = new DateTime('@1341115200', new DateTimeZone('America/New_York')); $dayFromTs->add(new DateInterval('P1D')); echo 'ts: '.$ts->format('Y-m-d H:i:s')."\n"; echo 'day from ts: '.$dayFromTs->format('Y-m-d H:i:s')."\n"; Expected result: ---------------- ts: 2012-07-01 04:00:00 day from ts: 2012-07-02 04:00:00 Actual result: -------------- ts: 2012-07-01 04:00:00 day from ts: 2012-07-02 05:00:00 -- Edit bug report at https://bugs.php.net/bug.php?id=62561&edit=1 -- Try a snapshot (PHP 5.4): https://bugs.php.net/fix.php?id=62561&r=trysnapshot54 Try a snapshot (PHP 5.3): https://bugs.php.net/fix.php?id=62561&r=trysnapshot53 Try a snapshot (trunk): https://bugs.php.net/fix.php?id=62561&r=trysnapshottrunk Fixed in SVN: https://bugs.php.net/fix.php?id=62561&r=fixed Fixed in SVN and need be documented: https://bugs.php.net/fix.php?id=62561&r=needdocs Fixed in release: https://bugs.php.net/fix.php?id=62561&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=62561&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=62561&r=needscript Try newer version: https://bugs.php.net/fix.php?id=62561&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=62561&r=support Expected behavior: https://bugs.php.net/fix.php?id=62561&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=62561&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=62561&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=62561&r=globals PHP 4 support discontinued: https://bugs.php.net/fix.php?id=62561&r=php4 Daylight Savings: https://bugs.php.net/fix.php?id=62561&r=dst IIS Stability: https://bugs.php.net/fix.php?id=62561&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=62561&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=62561&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=62561&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=62561&r=mysqlcfg