Untitled

<?php
session_start();
require"db_connect.php";
$sql = "SELECT forum_id, forum_name FROM forum_tabl";
if($query = $db->prepare ($sql)){
    $query->bind_result($_id, $f_name);
    $query->execute();
    $query->store_result();
}else{
    echo $db->error;

}
?>
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Untitled</title>
</head>

<body>
<div id="container">
    <table>
        <?php if($query->num_rows !==0):
        while($row = $query->fetch()):
        ?>
        <tr>
            <td><?php echo $f_name;?></td>
        </tr>
        <?php endwhile; endif;?>
    </table>
</div>
</body>
</html>