# [EMAIL PROTECTED] / 2006-12-20 14:12:11 +0000:
> I include a php file at the beginning of every web page in this site.
> This include file has an error handling function and starts output
> buffering...
>
> // Start of Error Handler
> error_reporting(E_ALL ^ E_NOTICE);
> ini_set('log_errors','1');
>
> function ErrHandler($err,$err_string='',$err_file,$err_line)
> {
> // Do error logging thang
>
> ob_end_clean();// Clear buffer
>
> include('/path/incs/errors/errors.inc');// Output friendly error
> page
> exit();
> }
>
> set_error_handler('ErrHandler');
>
> // End of Error Handler
>
> It works great and the error handler kicks in if there is an error on
> the page and outputs a friendly page instead. I really wanted to gzip
> the pages by using ob_start("ob_gzhandler") but it doesn't work. I think
> it is because of the error handler function trying to clear the buffer
> (see the line ob_end_clean() which I assume becomes
> ob_end_clean("ob_gzhandler") ). It says on the php functions page-
> *ob_start()* may not be called from a callback function. If you call
> them from callback function, the behavior is undefined. If you would
> like to delete the contents of a buffer, return "" (a null string) from
> callback function.
>
> As I am new to this- I don't really understand what it is trying to get
> at. Is there a way of me using my error handler and evoking the
> ob_start("ob_gzhandler") ?
I don't use this stuff myself, but it looks like the second half
of this comment might be applicable to you:
http://cz2.php.net/manual/en/function.ob-end-clean.php#71092
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