Bug #52738 [NEW]: Can't use new properties in class extended from DateInterval

From: Operating system: Ubuntu 10.04 PHP version: 5.3.3 Package: Date/time related Bug Type: Bug Bug description:Can't use new properties in class extended from DateInterval Description: ------------ When trying to set or get any pre-defined property other then y/m/d/h/i/s in a class extended from built-in DateInterval, the error tells you that the property is not known. Also tried with PHP 5.3.4-dev (cli) (built: Aug 30 2010 13:48:30) Test script: --------------- <?php class di extends DateInterval { public $unit = 1; } $I = new di('P10D'); echo $I->unit; Expected result: ---------------- 1 Actual result: -------------- Fatal error: main(): Unknown property (unit) in /var/www/test/inter.php on line 7 -- Edit bug report at http://bugs.php.net/bug.php?id=52738&edit=1 -- Try a snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=52738&r=trysnapshot52 Try a snapshot (PHP 5.3): http://bugs.php.net/fix.php?id=52738&r=trysnapshot53 Try a snapshot (trunk): http://bugs.php.net/fix.php?id=52738&r=trysnapshottrunk Fixed in SVN: http://bugs.php.net/fix.php?id=52738&r=fixed Fixed in SVN and need be documented: http://bugs.php.net/fix.php?id=52738&r=needdocs Fixed in release: http://bugs.php.net/fix.php?id=52738&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=52738&r=needtrace Need Reproduce Script: http://bugs.php.net/fix.php?id=52738&r=needscript Try newer version: http://bugs.php.net/fix.php?id=52738&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=52738&r=support Expected behavior: http://bugs.php.net/fix.php?id=52738&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=52738&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=52738&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=52738&r=globals PHP 4 support discontinued: http://bugs.php.net/fix.php?id=52738&r=php4 Daylight Savings: http://bugs.php.net/fix.php?id=52738&r=dst IIS Stability: http://bugs.php.net/fix.php?id=52738&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=52738&r=gnused Floating point limitations: http://bugs.php.net/fix.php?id=52738&r=float No Zend Extensions: http://bugs.php.net/fix.php?id=52738&r=nozend MySQL Configuration Error: http://bugs.php.net/fix.php?id=52738&r=mysqlcfg