From Online Manual
Description: Will return the exact same results as mysql_error.
- connection the database connection.
Return: a text of the last occurred error or an empty string if no error occurred.
// Language files aren't loaded yet :(. $db_error = @$smcFunc['db_error']($db_connection); @mail($webmaster_email, $mbname . ': SMF Database Error!', 'There has been a problem with the database!' . ($db_error == '' ? '' : "\n" . $smcFunc['db_title'] . ' reported:' . "\n" . $db_error) . "\n\n" . 'This is a notice email to let you know that SMF could not connect to the database, contact your host if this continues.');