Bug #53834 [NEW]: mktime returns wrong date if used zero prefix in day

From: Operating system: WinXP PHP version: 5.3.5 Package: Date/time related Bug Type: Bug Bug description:mktime returns wrong date if used zero prefix in day Description: ------------ When used mktime() with parameters with zero prefix in days 2011-01-08 and 2011-01-09 the function returns timestamp for GMT: Thu, 30 Dec 2010 23:00:00 GMT Example: note zeros in month and day parameters mktime(0,0,0,01,08,2011)) returns wrong date GMT: Thu, 30 Dec 2010 23:00:00 GMT mktime(0,0,0, 1,08,2011)) returns wrong date GMT: Thu, 30 Dec 2010 23:00:00 GMT mktime(0,0,0, 1, 8,2011)) returns correct date mktime(0,0,0,01, 8,2011)) returns correct date Test script: --------------- echo 'Current PHP version: ' . phpversion(); // Current PHP version: 5.3.5 date_default_timezone_set('Europe/Prague'); echo "------\r\n"; echo "2011-01-07 => ", date('Y-m-d', mktime(0,0,0,01,07,2011)), " ", mktime(0,0,0,01,07,2011), " OK\r\n"; echo "2011-01-08 => ", date('Y-m-d', mktime(0,0,0,01,08,2011)), " ", mktime(0,0,0,01,08,2011), " WR\r\n"; echo "2011-01-09 => ", date('Y-m-d', mktime(0,0,0,01,09,2011)), " ", mktime(0,0,0,01,09,2011), " WR\r\n"; echo "2011-01-10 => ", date('Y-m-d', mktime(0,0,0,01,10,2011)), " ", mktime(0,0,0,01,10,2011), " OK\r\n"; echo "------\r\n"; echo "2011-1-06 => ", date('Y-m-d', mktime(0,0,0,1,06,2011)), " ", mktime(0,0,0,1,06,2011), " OK\r\n"; echo "2011-1-07 => ", date('Y-m-d', mktime(0,0,0,1,07,2011)), " ", mktime(0,0,0,1,07,2011), " OK\r\n"; echo "2011-1-08 => ", date('Y-m-d', mktime(0,0,0,1,08,2011)), " ", mktime(0,0,0,1,08,2011), " WR\r\n"; echo "2011-1-09 => ", date('Y-m-d', mktime(0,0,0,1,09,2011)), " ", mktime(0,0,0,1,09,2011), " WR\r\n"; echo "2011-1-10 => ", date('Y-m-d', mktime(0,0,0,1,10,2011)), " ", mktime(0,0,0,1,10,2011), " OK\r\n"; echo "------\r\n"; echo "2011-1-6 => ", date('Y-m-d', mktime(0,0,0,1,6,2011)), " ", mktime(0,0,0,1,6,2011), " OK\r\n"; echo "2011-1-7 => ", date('Y-m-d', mktime(0,0,0,1,7,2011)), " ", mktime(0,0,0,1,7,2011), " OK\r\n"; echo "2011-1-8 => ", date('Y-m-d', mktime(0,0,0,1,8,2011)), " ", mktime(0,0,0,1,8,2011), " WR\r\n"; echo "2011-1-9 => ", date('Y-m-d', mktime(0,0,0,1,9,2011)), " ", mktime(0,0,0,1,9,2011), " WR\r\n"; echo "2011-1-10 => ", date('Y-m-d', mktime(0,0,0,1,10,2011))," ", mktime(0,0,0,1,10,2011), " OK\r\n"; echo "------\r\n"; echo "2011-01-6 => ", date('Y-m-d', mktime(0,0,0,01,6,2011)), " ", mktime(0,0,0,1,6,2011), " OK\r\n"; echo "2011-01-7 => ", date('Y-m-d', mktime(0,0,0,01,7,2011)), " ", mktime(0,0,0,1,7,2011), " OK\r\n"; echo "2011-01-8 => ", date('Y-m-d', mktime(0,0,0,01,8,2011)), " ", mktime(0,0,0,1,8,2011), " WR\r\n"; echo "2011-01-9 => ", date('Y-m-d', mktime(0,0,0,01,9,2011)), " ", mktime(0,0,0,1,9,2011), " WR\r\n"; echo "2011-01-10 => ", date('Y-m-d', mktime(0,0,0,01,10,2011)), " ", mktime(0,0,0,1,10,2011), " OK\r\n"; Expected result: ---------------- In the test script above you can compare initial date and returned date. In my case for days 08 and 09 it returned date of 2010-12-31 which is wrong. -- Edit bug report at http://bugs.php.net/bug.php?id=53834&edit=1 -- Try a snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=53834&r=trysnapshot52 Try a snapshot (PHP 5.3): http://bugs.php.net/fix.php?id=53834&r=trysnapshot53 Try a snapshot (trunk): http://bugs.php.net/fix.php?id=53834&r=trysnapshottrunk Fixed in SVN: http://bugs.php.net/fix.php?id=53834&r=fixed Fixed in SVN and need be documented: http://bugs.php.net/fix.php?id=53834&r=needdocs Fixed in release: http://bugs.php.net/fix.php?id=53834&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=53834&r=needtrace Need Reproduce Script: http://bugs.php.net/fix.php?id=53834&r=needscript Try newer version: http://bugs.php.net/fix.php?id=53834&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=53834&r=support Expected behavior: http://bugs.php.net/fix.php?id=53834&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=53834&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=53834&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=53834&r=globals PHP 4 support discontinued: http://bugs.php.net/fix.php?id=53834&r=php4 Daylight Savings: http://bugs.php.net/fix.php?id=53834&r=dst IIS Stability: http://bugs.php.net/fix.php?id=53834&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=53834&r=gnused Floating point limitations: http://bugs.php.net/fix.php?id=53834&r=float No Zend Extensions: http://bugs.php.net/fix.php?id=53834&r=nozend MySQL Configuration Error: http://bugs.php.net/fix.php?id=53834&r=mysqlcfg