php处置批量提交

    $buynum = isset($buynum) && is_numeric($buynum) ? $buynum : 1;
    $id =empty($id)? "" : intval($id);
    $buynum = ($buynum < 1) ? 1 : $buynum;
    $rs = $dsql->GetOne("SELECT id,channel,title FROM #@__archives WHERE id='$id'");
    if(!is_array($rs))
    {
        ShowMsg("该商品已不存在！","-1");
        exit();
    }
    $cts = GetChannelTable($rs['channel']);
    $rows = $dsql->GetOne("SELECT aid as id,trueprice as price,units FROM `$cts[addtable]` WHERE aid='$id'");
    if(!is_array($rows))
    {
        ShowMsg("该商品已不存在！","-1");
        exit();
    }
    $rows['buynum'] = $buynum;
    $rows['title']     = $rs['title'];
    $cart->addItem($id, $rows);
    ShowMsg("已添加加到购物车,查看购物车","car.php");
    exit();