Doc #76135 [NEW]: Issue with Isset

From: faith dot morante at gmail dot com Operating system: PHP version: 7.1.15 Package: Documentation problem Bug Type: Documentation Problem Bug description:Issue with Isset Description: ------------ --- From manual page: http://www.php.net/function.isset --- Getting this error: Cannot use isset() on the result of an expression (you can use "null !== expression" instead) on line number 3 When explicitly passing a data in isset. Passing a variable with the same data works,though. Test script: --------------- var_dump(isset(null)); Expected result: ---------------- false Actual result: -------------- Cannot use isset() on the result of an expression (you can use "null !== expression" instead) on line number 3 -- Edit bug report at https://bugs.php.net/bug.php?id=76135&edit=1 -- Try a snapshot (PHP 5.4): https://bugs.php.net/fix.php?id=76135&r=trysnapshot54 Try a snapshot (PHP 5.5): https://bugs.php.net/fix.php?id=76135&r=trysnapshot55 Try a snapshot (trunk): https://bugs.php.net/fix.php?id=76135&r=trysnapshottrunk Fixed in SVN: https://bugs.php.net/fix.php?id=76135&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=76135&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=76135&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=76135&r=needscript Try newer version: https://bugs.php.net/fix.php?id=76135&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=76135&r=support Expected behavior: https://bugs.php.net/fix.php?id=76135&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=76135&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=76135&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=76135&r=globals PHP 4 support discontinued: https://bugs.php.net/fix.php?id=76135&r=php4 Daylight Savings: https://bugs.php.net/fix.php?id=76135&r=dst IIS Stability: https://bugs.php.net/fix.php?id=76135&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=76135&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=76135&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=76135&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=76135&r=mysqlcfg