Bug #53956 [NEW]: Zero Width Space is not replaced by ordinary space

From: Operating system: Ubuntu 10.10 PHP version: 5.3.5 Package: PCRE related Bug Type: Bug Bug description:Zero Width Space is not replaced by ordinary space Description: ------------ Group of zero width spaces is succesfully replaced by any character but ordinary space. Test script: --------------- $str = "​​‎​​‎​​‎"; // 27 zero width spaces with unicode code of u200B var_dump($str); var_dump(preg_replace('#\s+#', $str, '-')); var_dump(preg_replace('#\s+#', $str, ' ')); Expected result: ---------------- string(27) "​​‎​​‎​​‎" string(1) "-" string(1) "​​‎​​‎​​‎-" Actual result: -------------- string(27) "​​‎​​‎​​‎" string(1) "-" string(27) "​​‎​​‎​​‎" -- Edit bug report at http://bugs.php.net/bug.php?id=53956&edit=1 -- Try a snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=53956&r=trysnapshot52 Try a snapshot (PHP 5.3): http://bugs.php.net/fix.php?id=53956&r=trysnapshot53 Try a snapshot (trunk): http://bugs.php.net/fix.php?id=53956&r=trysnapshottrunk Fixed in SVN: http://bugs.php.net/fix.php?id=53956&r=fixed Fixed in SVN and need be documented: http://bugs.php.net/fix.php?id=53956&r=needdocs Fixed in release: http://bugs.php.net/fix.php?id=53956&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=53956&r=needtrace Need Reproduce Script: http://bugs.php.net/fix.php?id=53956&r=needscript Try newer version: http://bugs.php.net/fix.php?id=53956&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=53956&r=support Expected behavior: http://bugs.php.net/fix.php?id=53956&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=53956&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=53956&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=53956&r=globals PHP 4 support discontinued: http://bugs.php.net/fix.php?id=53956&r=php4 Daylight Savings: http://bugs.php.net/fix.php?id=53956&r=dst IIS Stability: http://bugs.php.net/fix.php?id=53956&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=53956&r=gnused Floating point limitations: http://bugs.php.net/fix.php?id=53956&r=float No Zend Extensions: http://bugs.php.net/fix.php?id=53956&r=nozend MySQL Configuration Error: http://bugs.php.net/fix.php?id=53956&r=mysqlcfg