Bug #74344 [NEW]: isset() returns inncorect value

From: damianboni at gmail dot com Operating system: ubuntu 16.04.3 PHP version: 7.0.17 Package: Scripting Engine problem Bug Type: Bug Bug description:isset() returns inncorect value Description: ------------ Tested on PHP7.0.8 ubuntu 16.04.3 @ 2017-03-30 isset() is incorrectly retuning false (should return true) when checking array key that has its value set to boolean. I tested the below script on different version of PHP and always get true with an exception to 7.0.8 Test script: --------------- Code: $params['entry']['attributes'] = array( 'enabled' => true ); var_dump(isset($params['entry']['attributes']['enabled'])); $whatIsGoingOn = $params['entry']['attributes']['enabled']; var_dump(isset($whatIsGoingOn)); var_dump(array_key_exists('enabled', $params['entry']['attributes'])); Output: bool(false) bool(true) bool(true) Expected result: ---------------- bool(true) bool(true) bool(true) Actual result: -------------- bool(false) bool(true) bool(true) -- Edit bug report at https://bugs.php.net/bug.php?id=74344&edit=1 -- Try a snapshot (PHP 5.4): https://bugs.php.net/fix.php?id=74344&r=trysnapshot54 Try a snapshot (PHP 5.5): https://bugs.php.net/fix.php?id=74344&r=trysnapshot55 Try a snapshot (trunk): https://bugs.php.net/fix.php?id=74344&r=trysnapshottrunk Fixed in SVN: https://bugs.php.net/fix.php?id=74344&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=74344&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=74344&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=74344&r=needscript Try newer version: https://bugs.php.net/fix.php?id=74344&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=74344&r=support Expected behavior: https://bugs.php.net/fix.php?id=74344&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=74344&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=74344&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=74344&r=globals PHP 4 support discontinued: https://bugs.php.net/fix.php?id=74344&r=php4 Daylight Savings: https://bugs.php.net/fix.php?id=74344&r=dst IIS Stability: https://bugs.php.net/fix.php?id=74344&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=74344&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=74344&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=74344&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=74344&r=mysqlcfg