$content = mb_convert_case($link->getTitle(), MB_CASE_LOWER, 'UTF-8') .'\\';
$content .= mb_convert_case($link->getDescription(), MB_CASE_LOWER, 'UTF-8') .'\\';
$content .= mb_convert_case($link->getUrl(), MB_CASE_LOWER, 'UTF-8') .'\\';
$content = mb_convert_case($link->getTitle(), MB_CASE_LOWER, 'UTF-8') .'\\';
$content .= mb_convert_case($link->getDescription(), MB_CASE_LOWER, 'UTF-8') .'\\';
$content .= mb_convert_case($link->getUrl(), MB_CASE_LOWER, 'UTF-8') .'\\';