foreach ($products as $product) {
    $productlink = "";

    foreach ($results as $row) {
        if ($row['id'] == $product['id']) {
            if ($row['fv_page'] == 0) {
                $productlink = "test1";
            } else {
                $productlink = "test";
            }
        }
    }

    if ($productlink == "") {
        //its not in the db
        $productlink = "test2";
    }

    $link1 .= $productlink;
}