Bug #52235 [NEW]: can't use implode() as inline attribute in empty()

From: Operating system: windows 7 x64 PHP version: 5.3.2 Package: Unknown/Other Function Bug Type: Bug Bug description:can't use implode() as inline attribute in empty() Description: ------------ using return value of implode() as empty() param causes "Fatal error: Can't use function return value in write context" empty(implode($arr)) Test script: --------------- <?php $foo = array('b','a','r'); if (empty(implode('', $foo) { echo 'ok'; } else { echo 'not ok'; } ?> Expected result: ---------------- 'ok' or 'not ok' string, not fatal error :) Actual result: -------------- Fatal error: Can't use function return value in write context -- Edit bug report at http://bugs.php.net/bug.php?id=52235&edit=1 -- Try a snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=52235&r=trysnapshot52 Try a snapshot (PHP 5.3): http://bugs.php.net/fix.php?id=52235&r=trysnapshot53 Try a snapshot (trunk): http://bugs.php.net/fix.php?id=52235&r=trysnapshottrunk Fixed in SVN: http://bugs.php.net/fix.php?id=52235&r=fixed Fixed in SVN and need be documented: http://bugs.php.net/fix.php?id=52235&r=needdocs Fixed in release: http://bugs.php.net/fix.php?id=52235&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=52235&r=needtrace Need Reproduce Script: http://bugs.php.net/fix.php?id=52235&r=needscript Try newer version: http://bugs.php.net/fix.php?id=52235&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=52235&r=support Expected behavior: http://bugs.php.net/fix.php?id=52235&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=52235&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=52235&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=52235&r=globals PHP 4 support discontinued: http://bugs.php.net/fix.php?id=52235&r=php4 Daylight Savings: http://bugs.php.net/fix.php?id=52235&r=dst IIS Stability: http://bugs.php.net/fix.php?id=52235&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=52235&r=gnused Floating point limitations: http://bugs.php.net/fix.php?id=52235&r=float No Zend Extensions: http://bugs.php.net/fix.php?id=52235&r=nozend MySQL Configuration Error: http://bugs.php.net/fix.php?id=52235&r=mysqlcfg