restore_exception_handler Restores the previously defined exception handler function &reftitle.description; boolrestore_exception_handler Used after changing the exception handler function using set_exception_handler, to revert to the previous exception handler (which could be the built-in or a user defined function). &reftitle.returnvalues; This function always returns &true;. &reftitle.seealso; set_exception_handler set_error_handler restore_error_handler error_reporting