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    $sql = "SELECT buys, sells, volume, date from amount where commodities = $comm_code AND broker = 1  \
            order by date desc limit 10";

    $res = mysqli_query($mysqli, $sql) or die(mysqli_error($mysqli));

    $row_num = mysqli_num_rows($res);
    if(!$row_num)
    {
    }
    else
    {
        $array_1 = array();
        $array_2 = array();
        while($res_row = mysqli_fetch_array($res))
        {
       
        } 
    } 

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$res = mysql_query($SQL) or die("Sorry,register failed : " .  mysql_error());
        if(!$res) return "";
        if(mysql_num_rows($res)==0) return "";
        while($row=mysql_fetch_assoc($res))
        {
            $data[]=$row;
        }
        return($data);

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PHP code

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