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<?php ob_end_flush(); class React_Exception extends Exception{ public $_trace; } class ExceptionHandler { public function __invoke (Exception $e) { ob_end_clean(); waa(); echo $e; } } set_error_handler(function($errorNumber, $errorMessage, $errorFile, $errorLine) { $e = new React_Exception; $e->_trace = debug_backtrace(); throw $e; }); set_exception_handler(new ExceptionHandler()); $a['waa']; echo 'okay';

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