fungsi liat content dgn limit

function contentView($lim=30)
{
    $sql="SELECT content FROM tb_content ORDER BY id limit $lim";
    $ambil_database = mysql_query($sql)or die(mysql_error().
        "<br>$sql";
    while ($stemming3 = mysql_fetch_array($ambil_database)){
        $string = $stemming3['content'];
        stemming2($string);
    }
}