Exec('SELECT `id` FROM `goods` '); while(list($id) = mysql_fetch_row($row_query2)) { $r = rand(10,50); for($i=0;$i<=$r;$i++) { $rating = rand(4,5); $query = 'INSERT INTO goods_rating (product_id,rating,ip,time) VALUES ("'.$id.'","'.$rating.'","123","'.time().'")'; $DB->Exec($query); } } $products = new Products; $row_query2 = $DB->Exec('SELECT `id` FROM `goods`'); while(list($id) = mysql_fetch_row($row_query2)) { $products ->recalcScore($id); } ?>