Bug #78336 [NEW]: Error compare zero with array[n]

From: lucastiagodemoraes at gmail dot com Operating system: Ubuntu 18.04 PHP version: 7.2.20 Package: Arrays related Bug Type: Bug Bug description:Error compare zero with array[n] Description: ------------ Hi guys, See example of bug you will understand. If this is normal in PHP is very strange. Thanks. Test script: --------------- <?php $letters = array('a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v','w','x','y','z'); print 0 == $letters[0] ? $letters[0] : 'false'; print 0 == $letters[1] ? $letters[1] : 'false'; print 0 == $letters[2] ? $letters[2] : 'false'; print 0 == $letters[3] ? $letters[3] : 'false'; print 0 == $letters[4] ? $letters[4] : 'false'; Expected result: ---------------- falsefalsefalsefalsefalse Actual result: -------------- abcde -- Edit bug report at https://bugs.php.net/bug.php?id=78336&edit=1 -- Try a snapshot (PHP 5.4): https://bugs.php.net/fix.php?id=78336&r=trysnapshot54 Try a snapshot (PHP 5.5): https://bugs.php.net/fix.php?id=78336&r=trysnapshot55 Try a snapshot (trunk): https://bugs.php.net/fix.php?id=78336&r=trysnapshottrunk Fixed in SVN: https://bugs.php.net/fix.php?id=78336&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=78336&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=78336&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=78336&r=needscript Try newer version: https://bugs.php.net/fix.php?id=78336&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=78336&r=support Expected behavior: https://bugs.php.net/fix.php?id=78336&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=78336&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=78336&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=78336&r=globals PHP 4 support discontinued: https://bugs.php.net/fix.php?id=78336&r=php4 Daylight Savings: https://bugs.php.net/fix.php?id=78336&r=dst IIS Stability: https://bugs.php.net/fix.php?id=78336&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=78336&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=78336&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=78336&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=78336&r=mysqlcfg