display_data.php

   <?php
   function display_data() {
       $dsn = 'mysql:host=localhost;dbname=mydatabase';
       $username = 'myusername';
       $password = 'mypassword';
       $options = array(
           PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION
       );
       try {
           $pdo = new PDO($dsn, $username, $password, $options);
           $stmt = $pdo->query('SELECT * FROM data_storage');
           echo '<table>';
           echo '<tr><th>ID</th><th>Value</th></tr>';
           while ($row = $stmt->fetch(PDO::FETCH_ASSOC)) {
               echo '<tr><td>' . $row['id'] . '</td><td>' . $row['value'] . '</td></tr>';
           }
           echo '</table>';
       } catch (PDOException $e) {
           throw $e;
       }
   }
   ?>