From: Operating system: Ubuntu 11.04 64bits PHP version: Irrelevant Package: Date/time related Bug Type: Bug Bug description:Wrong number of days.
Description: ------------ The diff function is calculating the wrong number of days. PHP 5.3.5-1ubuntu7.4 with Suhosin-Patch (cli) (built: Dec 13 2011 18:30:11) Copyright (c) 1997-2009 The PHP Group Zend Engine v2.3.0, Copyright (c) 1998-2010 Zend Technologies with Xdebug v2.1.0, Copyright (c) 2002-2010, by Derick Rethans Test script: --------------- <html><head><title>TEST</title></head><body> <?php $a = new DateTime('2012-10-19'); $b = new DateTime('2012-10-22'); $interval = $a->diff($b); ?> <p>$interval->days:<?=$interval->days?></p> <?php $a = new DateTime('2012-10-20'); $b = new DateTime('2012-10-22'); $interval = $a->diff($b); ?> <p>$interval->days:<?=$interval->days?></p> <?php $a = new DateTime('2012-10-21'); $b = new DateTime('2012-10-22'); $interval = $a->diff($b); ?> <p>$interval->days:<?=$interval->days?></p> </body></html> Expected result: ---------------- $interval->days:3 $interval->days:2 $interval->days:1 Actual result: -------------- $interval->days:3 $interval->days:2 $interval->days:0 -- Edit bug report at https://bugs.php.net/bug.php?id=60960&edit=1 -- Try a snapshot (PHP 5.4): https://bugs.php.net/fix.php?id=60960&r=trysnapshot54 Try a snapshot (PHP 5.3): https://bugs.php.net/fix.php?id=60960&r=trysnapshot53 Try a snapshot (trunk): https://bugs.php.net/fix.php?id=60960&r=trysnapshottrunk Fixed in SVN: https://bugs.php.net/fix.php?id=60960&r=fixed Fixed in SVN and need be documented: https://bugs.php.net/fix.php?id=60960&r=needdocs Fixed in release: https://bugs.php.net/fix.php?id=60960&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=60960&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=60960&r=needscript Try newer version: https://bugs.php.net/fix.php?id=60960&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=60960&r=support Expected behavior: https://bugs.php.net/fix.php?id=60960&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=60960&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=60960&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=60960&r=globals PHP 4 support discontinued: https://bugs.php.net/fix.php?id=60960&r=php4 Daylight Savings: https://bugs.php.net/fix.php?id=60960&r=dst IIS Stability: https://bugs.php.net/fix.php?id=60960&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=60960&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=60960&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=60960&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=60960&r=mysqlcfg