Bug #55619 [Opn->Bgs]: checkdate() returns incorrect results

Edit report at https://bugs.php.net/bug.php?id=55619&edit=1 ID: 55619 Updated by: derick@php.net Reported by: invisiblexman2010 at gmail dot com Summary: checkdate() returns incorrect results -Status: Open +Status: Bogus Type: Bug Package: Date/time related Operating System: linux 2.6.32-33-generic on i686 PHP Version: 5.3.2 Block user comment: N Private report: N New Comment: Thank you for taking the time to write to us, but this is not a bug. Please double-check the documentation available at http://www.php.net/manual/ and the instructions on how to report a bug at http://bugs.php.net/how-to-report.php This is correct behaviour: http://en.wikipedia.org/wiki/Leap_year#Algorithm Previous Comments: ------------------------------------------------------------------------ [2011-09-06 11:46:55] invisiblexman2010 at gmail dot com Update Summary section ------------------------------------------------------------------------ [2011-09-06 11:33:33] invisiblexman2010 at gmail dot com Description: ------------ Function checkdate() returns incorrect results in some cases, when passed February 29 leap year. Test script: --------------- var_dump(checkdate('02', '29', '2100')); var_dump(checkdate('02', '29', '1900')); Expected result: ---------------- bool(true) bool(true) Actual result: -------------- bool(false) bool(false) ------------------------------------------------------------------------ -- Edit this bug report at https://bugs.php.net/bug.php?id=55619&edit=1