Замена строчных букв на заглавные в модуле интересов

/* INTERES ================================================================ start */
    $gallinteres = $row['interes'];
    list($interes,$job,$music,$movie,$tv,$books,$games) = explode("||",$gallinteres);
    
    function editinter($victima, $fist){
        global $db;
        if(! preg_match( "/^([a-zA-Z]|[0-9]|&|,|-| |[а-яА-Я])*$/", trim($victima )))  {
            return $fist;
        } else {
            $victima = $db->safesql( htmlspecialchars( strip_tags( stripslashes( trim( $victima ) ) ) ) );
            $victima = ucwords(strtolower($victima));
            $victima = explode(", ",$victima);
            $victima = array_unique($victima);
            $victima = implode(", ",$victima);
            return $victima;
        }
    }
    $allinteres_new = editinter($_POST['interes'], $interes) . "||" . editinter($_POST['job'], $job) . "||" . $new_music = editinter($_POST['music'], $music) . "||" . $new_movie = editinter($_POST['movie'], $movie) . "||" . $new_tv = editinter($_POST['tv'], $tv) . "||" . $new_books = editinter($_POST['books'], $books) . "||" . $new_games = editinter($_POST['games'], $games);
/* INTERES ================================================================ end */