Bug #74610 [NEW]: date function returns wrong value

From: shivamkss at gmail dot com Operating system: Mac OS Sierra PHP version: 7.1.5 Package: Date/time related Bug Type: Bug Bug description:date function returns wrong value Description: ------------ date function is returning 2017-07 while adding 1 month to "2017-05-31 09:00:00". My time zone is Asia/Calcutta. Test script: --------------- $‌‌date = "2017-05-31 09:00:00"; return date("Y-m",strtotime("+1 month", strtotime($date))); Expected result: ---------------- It should return 2017-06 -- Edit bug report at https://bugs.php.net/bug.php?id=74610&edit=1 -- Try a snapshot (PHP 5.4): https://bugs.php.net/fix.php?id=74610&r=trysnapshot54 Try a snapshot (PHP 5.5): https://bugs.php.net/fix.php?id=74610&r=trysnapshot55 Try a snapshot (trunk): https://bugs.php.net/fix.php?id=74610&r=trysnapshottrunk Fixed in SVN: https://bugs.php.net/fix.php?id=74610&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=74610&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=74610&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=74610&r=needscript Try newer version: https://bugs.php.net/fix.php?id=74610&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=74610&r=support Expected behavior: https://bugs.php.net/fix.php?id=74610&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=74610&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=74610&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=74610&r=globals PHP 4 support discontinued: https://bugs.php.net/fix.php?id=74610&r=php4 Daylight Savings: https://bugs.php.net/fix.php?id=74610&r=dst IIS Stability: https://bugs.php.net/fix.php?id=74610&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=74610&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=74610&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=74610&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=74610&r=mysqlcfg