<?php
foreach ($dbDB->query($query) as $row) {

echo "<tr>";
                echo "<td>" . $row['Country'] . "</td>";
                echo "<td>" . $row['OrderNumber'] . "</td>";
                echo "<td>" . $row['Region'] . "</td>";
                echo "<td>" . $row['ShipDate'] . "</td>";
                echo "<td>" . $row['ProducedDate'] . "</td>";

echo "</tr>"; }
        ?>

<?php
$ser="12.95.124.83";
$db="reporting";
$user="admin";
$pass="password";
$query = 'SELECT '.$_POST['SelectedColumns'].' FROM reporting.REPORT_ALL';

$dbDB = new PDO("odbc:Driver=ODBC Driver 13 for SQL Server;Server=10.99.244.81,1456;Database=DM_EMEA_BIZ;Port=1456", $user, $pass);

$row = $_POST["SelectedColumns"];
$rows = explode(",",$row);

/*Here I have the another html code independent of this part */

foreach ($dbDB->query($query) as $dataRow) {
echo "<table>";
echo "<tr>";

 foreach ($rows as $r ) {
             echo "<td>" . $dataRow[$r] . "</td>";  }

echo "</tr>";
echo "</table>"; }
?>