#35061 [NEW]: imagegif,png,ipg.second parameter can not be set ''(null)

From: surfchen at gmail dot com Operating system: Redhat AS PHP version: 4.4.0 PHP Bug Type: GD related Bug description: imagegif,png,ipg.second parameter can not be set ''(null) Description: ------------ 1)the imagegif,imagejpg,imagepng can not be used with tow parameters which the 2nd parameter is ''(null).but if give the function more than 2 parameters,it works. 2)imagegif can give 4 parameters while the document just says it just have tow parameters. Reproduce code: --------------- <?php//incorrect.1) $img=imagecreatefromgif('2.gif'); header("Content-type:image/gif"); imagegif($img,''); ?> <?php//correct(with 4 parameters).2) $img=imagecreatefromgif('2.gif'); header("Content-type:image/gif"); imagegif($img,'',55,22); ?> Expected result: ---------------- 1) should ouput correct. 2) should ouput a error because that it have 4 parameters Actual result: -------------- 1)output a incorrect image 2)ouput correctly -- Edit bug report at http://bugs.php.net/?id=35061&edit=1 -- Try a CVS snapshot (php4): http://bugs.php.net/fix.php?id=35061&r=trysnapshot4 Try a CVS snapshot (php5.0): http://bugs.php.net/fix.php?id=35061&r=trysnapshot50 Try a CVS snapshot (php5.1): http://bugs.php.net/fix.php?id=35061&r=trysnapshot51 Fixed in CVS: http://bugs.php.net/fix.php?id=35061&r=fixedcvs Fixed in release: http://bugs.php.net/fix.php?id=35061&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=35061&r=needtrace Need Reproduce Script: http://bugs.php.net/fix.php?id=35061&r=needscript Try newer version: http://bugs.php.net/fix.php?id=35061&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=35061&r=support Expected behavior: http://bugs.php.net/fix.php?id=35061&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=35061&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=35061&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=35061&r=globals PHP 3 support discontinued: http://bugs.php.net/fix.php?id=35061&r=php3 Daylight Savings: http://bugs.php.net/fix.php?id=35061&r=dst IIS Stability: http://bugs.php.net/fix.php?id=35061&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=35061&r=gnused Floating point limitations: http://bugs.php.net/fix.php?id=35061&r=float No Zend Extensions: http://bugs.php.net/fix.php?id=35061&r=nozend MySQL Configuration Error: http://bugs.php.net/fix.php?id=35061&r=mysqlcfg