Divers

foreach ($_REQUEST as &$current) {    if (!is_array($current))    {        $current = strip_tags($current);        $current = htmlentities($current);        $current = nl2br($current);    } else {        foreach ($current as &$currentArray) {            $currentArray = strip_tags($currentArray);            $currentArray = htmlentities($currentArray);            $currentArray = nl2br($currentArray);        }    }}