From: Sjon at react dot com Operating system: Linux PHP version: 5.2.6 PHP Bug Type: Scripting Engine problem Bug description: Referencing variable variables impossible
Description: ------------ It seems to be impossible to create a reference to a variable variable, even though this is not documented anywhere as a known bug or limitation Reproduce code: --------------- $y_a=array(); $a='a'; $x =& $y_{$a}; #DOES NOT WORK # $x =& $y_a; #DOES WORK $x['c'] = 'd'; var_dump($y_a); Expected result: ---------------- array(1) { ["c"]=> string(1) "d" } Actual result: -------------- array(0) { } -- Edit bug report at http://bugs.php.net/?id=45354&edit=1 -- Try a CVS snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=45354&r=trysnapshot52 Try a CVS snapshot (PHP 5.3): http://bugs.php.net/fix.php?id=45354&r=trysnapshot53 Try a CVS snapshot (PHP 6.0): http://bugs.php.net/fix.php?id=45354&r=trysnapshot60 Fixed in CVS: http://bugs.php.net/fix.php?id=45354&r=fixedcvs Fixed in release: http://bugs.php.net/fix.php?id=45354&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=45354&r=needtrace Need Reproduce Script: http://bugs.php.net/fix.php?id=45354&r=needscript Try newer version: http://bugs.php.net/fix.php?id=45354&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=45354&r=support Expected behavior: http://bugs.php.net/fix.php?id=45354&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=45354&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=45354&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=45354&r=globals PHP 4 support discontinued: http://bugs.php.net/fix.php?id=45354&r=php4 Daylight Savings: http://bugs.php.net/fix.php?id=45354&r=dst IIS Stability: http://bugs.php.net/fix.php?id=45354&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=45354&r=gnused Floating point limitations: http://bugs.php.net/fix.php?id=45354&r=float No Zend Extensions: http://bugs.php.net/fix.php?id=45354&r=nozend MySQL Configuration Error: http://bugs.php.net/fix.php?id=45354&r=mysqlcfg