Bug #70500 [NEW]: array_keys() returns NULL

From: miloslav dot hula at gmail dot com Operating system: PHP version: 7.0.0RC2 Package: Documentation problem Bug Type: Bug Bug description:array_keys() returns NULL Description: ------------ The array_keys() returns NULL when called with NULL instead of array. Test script: --------------- <?php var_dump(array_keys(NULL)); Expected result: ---------------- array(0) { } Actual result: -------------- NULL -- Edit bug report at https://bugs.php.net/bug.php?id=70500&edit=1 -- Try a snapshot (PHP 5.4): https://bugs.php.net/fix.php?id=70500&r=trysnapshot54 Try a snapshot (PHP 5.5): https://bugs.php.net/fix.php?id=70500&r=trysnapshot55 Try a snapshot (trunk): https://bugs.php.net/fix.php?id=70500&r=trysnapshottrunk Fixed in SVN: https://bugs.php.net/fix.php?id=70500&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=70500&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=70500&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=70500&r=needscript Try newer version: https://bugs.php.net/fix.php?id=70500&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=70500&r=support Expected behavior: https://bugs.php.net/fix.php?id=70500&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=70500&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=70500&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=70500&r=globals PHP 4 support discontinued: https://bugs.php.net/fix.php?id=70500&r=php4 Daylight Savings: https://bugs.php.net/fix.php?id=70500&r=dst IIS Stability: https://bugs.php.net/fix.php?id=70500&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=70500&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=70500&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=70500&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=70500&r=mysqlcfg