Bug #71690 [NEW]: DateTime::createFromFormat malfunctions on a leap day

From: stefan at forward dot cat Operating system: PHP version: 7.0.3 Package: Date/time related Bug Type: Bug Bug description:DateTime::createFromFormat malfunctions on a leap day Description: ------------ See test script, DateTime::createFromFormat("Y-m", "2015-02") creates a date in march (March 1 2015) when run today 29/2/2016. possibly related: https://bugs.php.net/bug.php?id=70956&edit=2 Test script: --------------- <?php $timezone = new DateTimeZone("UTC"); $result = DateTime::createFromFormat("Y-m", "2015-02", $timezone); $timestamp = $result->format('U'); $date_time = date_create('@' . $timestamp); date_timezone_set($date_time, $timezone); echo date_format($date_time, 'Y-m-d H:i:s'); Expected result: ---------------- 2015-03-01 12:21:30 Actual result: -------------- not a date in march -- Edit bug report at https://bugs.php.net/bug.php?id=71690&edit=1 -- Try a snapshot (PHP 5.4): https://bugs.php.net/fix.php?id=71690&r=trysnapshot54 Try a snapshot (PHP 5.5): https://bugs.php.net/fix.php?id=71690&r=trysnapshot55 Try a snapshot (trunk): https://bugs.php.net/fix.php?id=71690&r=trysnapshottrunk Fixed in SVN: https://bugs.php.net/fix.php?id=71690&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=71690&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=71690&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=71690&r=needscript Try newer version: https://bugs.php.net/fix.php?id=71690&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=71690&r=support Expected behavior: https://bugs.php.net/fix.php?id=71690&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=71690&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=71690&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=71690&r=globals PHP 4 support discontinued: https://bugs.php.net/fix.php?id=71690&r=php4 Daylight Savings: https://bugs.php.net/fix.php?id=71690&r=dst IIS Stability: https://bugs.php.net/fix.php?id=71690&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=71690&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=71690&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=71690&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=71690&r=mysqlcfg