#40705 [NEW]: Iterating within function moves original array pointer

From: avb@php.net Operating system: Irrelevant PHP version: 5.2.1 PHP Bug Type: Arrays related Bug description: Iterating within function moves original array pointer Description: ------------ If an array is passed by value to the function and is iterated over within said function, the "internal pointer" of the original array is moved. Reproduce code: --------------- function doForeach($array) { foreach ($array as $k => $v) { // do stuff } } $foo = array('foo', 'bar', 'baz'); doForeach($foo); var_dump(key($foo)); Expected result: ---------------- int(0) (returned by versions prior to 5.2.1) Actual result: -------------- NULL (returned by version 5.2.1 and current 5.2 snapshot) -- Edit bug report at http://bugs.php.net/?id=40705&edit=1 -- Try a CVS snapshot (PHP 4.4): http://bugs.php.net/fix.php?id=40705&r=trysnapshot44 Try a CVS snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=40705&r=trysnapshot52 Try a CVS snapshot (PHP 6.0): http://bugs.php.net/fix.php?id=40705&r=trysnapshot60 Fixed in CVS: http://bugs.php.net/fix.php?id=40705&r=fixedcvs Fixed in release: http://bugs.php.net/fix.php?id=40705&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=40705&r=needtrace Need Reproduce Script: http://bugs.php.net/fix.php?id=40705&r=needscript Try newer version: http://bugs.php.net/fix.php?id=40705&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=40705&r=support Expected behavior: http://bugs.php.net/fix.php?id=40705&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=40705&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=40705&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=40705&r=globals PHP 3 support discontinued: http://bugs.php.net/fix.php?id=40705&r=php3 Daylight Savings: http://bugs.php.net/fix.php?id=40705&r=dst IIS Stability: http://bugs.php.net/fix.php?id=40705&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=40705&r=gnused Floating point limitations: http://bugs.php.net/fix.php?id=40705&r=float No Zend Extensions: http://bugs.php.net/fix.php?id=40705&r=nozend MySQL Configuration Error: http://bugs.php.net/fix.php?id=40705&r=mysqlcfg