note 83368 added to function.restore-error-handler
| From: | sebagrgmailcom at osu1 dot php dot net | Date: | Thu, 22 May 2008 15:54:19 +0000 |
| Subject: | note 83368 added to function.restore-error-handler | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-139617@lists.php.net to get a copy of this message | ||
I think what Isole wanted to say is that if you push the same error handler twice, then you'll
need to call restore_error_handler() twice if you want to get rid of it:
<?php
function custom_error_handler(){
echo 'My error handler';
return false;
}
set_error_handler('custom_error_handler'); // Stack is: <default error handler> |
custom_error_handler
set_error_handler('custom_error_handler'); // Stack is: <default error handler> |
custom_error_handler | custom_error_handler
trigger_error('error', E_USER_WARNING); // Will print 'My error handler';
restore_error_handler(); // The stack is <default error handler> | custom_error_handler
trigger_error('error', E_USER_WARNING); // Will still print 'My error handler',
since the stack is still dirty with our first custom_error_handler.
restore_error_handler(); // The stack is <default error handler>
trigger_error('error', E_USER_WARNING); // Now this will trigger the default error
handler.
?>
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Server IP: 190.2.55.3
Probable Submitter: 200.114.229.189
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Manual Page -- http://www.php.net/manual/en/function.restore-error-handler.php
Edit -- https://master.php.net/note/edit/83368
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Del: non-english -- https://master.php.net/note/delete/83368/non-english
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Reject -- https://master.php.net/note/reject/83368
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