From: php at seven dot net dot nz Operating system: Irrelevant PHP version: 5.1.5 PHP Bug Type: Feature/Change Request Bug description: PHP treats undefined constants differently to variables
Description: ------------ PHP evaluates an undefined constant as true, whereas it evaluates an undefined variable as false. Reproduce code: --------------- <?= TEST ? '1' : '0' ?><br /> <?= $test ? '1' : '0' ?><br /> Expected result: ---------------- Notice: Use of undefined constant TEST - assumed 'TEST' in test.php on line 1 0 Notice: Undefined variable: test in test.php on line 2 0 Actual result: -------------- Notice: Use of undefined constant TEST - assumed 'TEST' in test.php on line 1 1 Notice: Undefined variable: test in test.php on line 2 0 -- Edit bug report at http://bugs.php.net/?id=38555&edit=1 -- Try a CVS snapshot (PHP 4.4): http://bugs.php.net/fix.php?id=38555&r=trysnapshot44 Try a CVS snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=38555&r=trysnapshot52 Try a CVS snapshot (PHP 6.0): http://bugs.php.net/fix.php?id=38555&r=trysnapshot60 Fixed in CVS: http://bugs.php.net/fix.php?id=38555&r=fixedcvs Fixed in release: http://bugs.php.net/fix.php?id=38555&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=38555&r=needtrace Need Reproduce Script: http://bugs.php.net/fix.php?id=38555&r=needscript Try newer version: http://bugs.php.net/fix.php?id=38555&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=38555&r=support Expected behavior: http://bugs.php.net/fix.php?id=38555&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=38555&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=38555&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=38555&r=globals PHP 3 support discontinued: http://bugs.php.net/fix.php?id=38555&r=php3 Daylight Savings: http://bugs.php.net/fix.php?id=38555&r=dst IIS Stability: http://bugs.php.net/fix.php?id=38555&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=38555&r=gnused Floating point limitations: http://bugs.php.net/fix.php?id=38555&r=float No Zend Extensions: http://bugs.php.net/fix.php?id=38555&r=nozend MySQL Configuration Error: http://bugs.php.net/fix.php?id=38555&r=mysqlcfg
