#50213 [NEW]: impossible to delete header

From: svecpetr at svecpetr dot com Operating system: linux PHP version: 5.3.0 PHP Bug Type: Output Control Bug description: impossible to delete header Description: ------------ when you or php calls header(XY) is impossible to delete this header (yes can overwrite it... but cant delete it) PS: headers are not sent to client Reproduce code: --------------- try this php.ini set output_buffering = ob_gzhandler index.php <?php ob_end_clean(); ob_start(null, 4096, true); ?> client writes encoding mismatch... because in index.php is impossible to delete header Vary and Content-Encoding Expected result: ---------------- if exists function header_list why doesnt exists function header_delete Actual result: -------------- see above -- Edit bug report at http://bugs.php.net/?id=50213&edit=1 -- Try a snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=50213&r=trysnapshot52 Try a snapshot (PHP 5.3): http://bugs.php.net/fix.php?id=50213&r=trysnapshot53 Try a snapshot (PHP 6.0): http://bugs.php.net/fix.php?id=50213&r=trysnapshot60 Fixed in SVN: http://bugs.php.net/fix.php?id=50213&r=fixed Fixed in SVN and need be documented: http://bugs.php.net/fix.php?id=50213&r=needdocs Fixed in release: http://bugs.php.net/fix.php?id=50213&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=50213&r=needtrace Need Reproduce Script: http://bugs.php.net/fix.php?id=50213&r=needscript Try newer version: http://bugs.php.net/fix.php?id=50213&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=50213&r=support Expected behavior: http://bugs.php.net/fix.php?id=50213&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=50213&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=50213&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=50213&r=globals PHP 4 support discontinued: http://bugs.php.net/fix.php?id=50213&r=php4 Daylight Savings: http://bugs.php.net/fix.php?id=50213&r=dst IIS Stability: http://bugs.php.net/fix.php?id=50213&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=50213&r=gnused Floating point limitations: http://bugs.php.net/fix.php?id=50213&r=float No Zend Extensions: http://bugs.php.net/fix.php?id=50213&r=nozend MySQL Configuration Error: http://bugs.php.net/fix.php?id=50213&r=mysqlcfg