note 67947 added to function.function-exists
| From: | andi at splitbrain dot org | Date: | Fri, 07 Jul 2006 10:48:52 +0000 |
| Subject: | note 67947 added to function.function-exists | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-114536@lists.php.net to get a copy of this message | ||
function_exists will return false for functions disabled with the disable_functions ini directive.
However those functions are still declared so trying to define them yourself will fail.
<?
if(!function_exists('readfile')){
function readfile($file){
$handle=@fopen($cache,"r");
echo @fread($handle,filesize($file));
@fclose($handle);
}
}
?>
The above will issue a "Cannot redeclare readfile()" fatal error if readfile was disabled
with disable_functions.
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Manual Page -- http://www.php.net/manual/en/function.function-exists.php
Edit -- http://master.php.net/note/edit/67947
Del: integrated -- http://master.php.net/note/delete/67947/integrated
Del: useless -- http://master.php.net/note/delete/67947/useless
Del: bad code -- http://master.php.net/note/delete/67947/bad+code
Del: spam -- http://master.php.net/note/delete/67947/spam
Del: non-english -- http://master.php.net/note/delete/67947/non-english
Del: in docs -- http://master.php.net/note/delete/67947/in+docs
Del: other reasons-- http://master.php.net/note/delete/67947
Reject -- http://master.php.net/note/reject/67947
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