$x = 1;
    $query = "SELECT * FROM `persons` WHERE CODE_NO = '$x'";
    $result = mysqli_query($con, $query);

    }

$table = "<table>"; // table tag in HTML


while($row = mysqli_fetch_array($result))
{
//Creates a loop to loop through results
$table .= "<tr>";
$table .= "<th>CODE_NO:</th>";
$table .= "<td>" . $row['CODE_NO'] . "</td>";
$table .= "</tr>";
$table .= "<tr>";
$table .= "<th>FIRST_NAME:</th>";
$table .= "<td>" . $row['FIRST_NAME'] . "</td>";
$table .= "</tr>";
$table .= "<tr>";
$table .= "<th>SURNAME:</th>";
$table .= "<td>" . $row['SURNAME'] . "</td>";
$table .= "</tr>";
$table .= "<tr>";
$table .= "<th>Date of birth:</th>";
$table .= "<td>" . $row['DOB'] . "</td>";
$table .= "</tr>";
$table .= "<tr>";
$table .= "<th>Date of death:</th>";
$table .= "<td> " . $row['DOD'] . "</td>";
$table .= "</tr>";
}
$table .= "</table>"; //Close the table in HTML

echo $table;

?>