#49941 [NEW]: The function 'extension_loaded' does not compare case-sensitive.

From: michal at roszka dot pl Operating system: Linux 2.6.29.6-smp PHP version: 5.3.0 PHP Bug Type: Documentation problem Bug description: The function 'extension_loaded' does not compare case-sensitive. Description: ------------ The note says, that the function 'extension_loaded' compares case- Reproduce code: --------------- <?php $e = get_loaded_extensions(); foreach ($e as $k => $v) { $l = strtolower($v); $u = strtoupper($v); $str = "\t* check %s %s: in array %d, extension_loaded %d\n"; printf("ext: %s\n", $v); printf($str, 'original', $v, (int) in_array($v, $e), (int) extension_loaded($v) ); printf($str, 'lower-case', $l, (int) in_array($l, $e), (int) extension_loaded($l) ); printf($str, 'upper-case', $u, (int) in_array($u, $e), (int) extension_loaded($u) ); } exit(0); Expected result: ---------------- ext: xmlwriter * check original xmlwriter: in array 1, extension_loaded 1 * check lower-case xmlwriter: in array 1, extension_loaded 1 * check upper-case XMLWRITER: in array 0, extension_loaded 0 ext: PDO * check original PDO: in array 1, extension_loaded 1 * check lower-case pdo: in array 0, extension_loaded 0 * check upper-case PDO: in array 1, extension_loaded 1 ext: SimpleXML * check original SimpleXML: in array 1, extension_loaded 1 * check lower-case simplexml: in array 0, extension_loaded 0 * check upper-case SIMPLEXML: in array 0, extension_loaded 0 Actual result: -------------- ext: xmlwriter * check original xmlwriter: in array 1, extension_loaded 1 * check lower-case xmlwriter: in array 1, extension_loaded 1 * check upper-case XMLWRITER: in array 0, extension_loaded 1 ext: PDO * check original PDO: in array 1, extension_loaded 1 * check lower-case pdo: in array 0, extension_loaded 1 * check upper-case PDO: in array 1, extension_loaded 1 ext: SimpleXML * check original SimpleXML: in array 1, extension_loaded 1 * check lower-case simplexml: in array 0, extension_loaded 1 * check upper-case SIMPLEXML: in array 0, extension_loaded 1 -- Edit bug report at http://bugs.php.net/?id=49941&edit=1 -- Try a snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=49941&r=trysnapshot52 Try a snapshot (PHP 5.3): http://bugs.php.net/fix.php?id=49941&r=trysnapshot53 Try a snapshot (PHP 6.0): http://bugs.php.net/fix.php?id=49941&r=trysnapshot60 Fixed in SVN: http://bugs.php.net/fix.php?id=49941&r=fixed Fixed in SVN and need be documented: http://bugs.php.net/fix.php?id=49941&r=needdocs Fixed in release: http://bugs.php.net/fix.php?id=49941&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=49941&r=needtrace Need Reproduce Script: http://bugs.php.net/fix.php?id=49941&r=needscript Try newer version: http://bugs.php.net/fix.php?id=49941&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=49941&r=support Expected behavior: http://bugs.php.net/fix.php?id=49941&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=49941&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=49941&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=49941&r=globals PHP 4 support discontinued: http://bugs.php.net/fix.php?id=49941&r=php4 Daylight Savings: http://bugs.php.net/fix.php?id=49941&r=dst IIS Stability: http://bugs.php.net/fix.php?id=49941&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=49941&r=gnused Floating point limitations: http://bugs.php.net/fix.php?id=49941&r=float No Zend Extensions: http://bugs.php.net/fix.php?id=49941&r=nozend MySQL Configuration Error: http://bugs.php.net/fix.php?id=49941&r=mysqlcfg