PHP-Code in pdo_CRUD/02_step/read.php

<?php
require('prefs/credentials.php');
require('class/SimpleCRUD.class.php');
$superhero = new SimpleCRUD($host, $user, $passwd, $dbname);
$resArr = $superhero -> readMethod();
?>
<!DOCTYPE html>
<html lang="de">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Validierung E-Mail Adresse</title>
    <link rel="preconnect" href="https://fonts.googleapis.com">
    <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
    <link href="https://fonts.googleapis.com/css2?family=Roboto+Condensed&family=Roboto:ital,wght@0,400;0,500;1,400&display=swap" rel="stylesheet">
    <link rel="stylesheet" href="/css/styles.css">
    <link rel="stylesheet" href="/css/formstyles.css">
</head>
<body>
    <div id="container">
        <?php include("inc/navigation.php"); ?>
        <h1>CRUD-Beispiel: Read</h1>

        <table class="bordered">
            <tr>
                <th>ID</th>
                <th>Vorname</th>
                <th>Nachname</th>
                <th>Bemerkungen</th>
            </tr>
            <?php
            foreach ($resArr as $row) {
                echo "<tr>\n";
                echo "<td>".$row['ID']."</td>\n";
                echo "<td>".$row['vorname']."</td>\n";
                echo "<td>".$row['nachname']."</td>\n";
                echo "<td>".$row['bemerkungen']."</td>\n";
                echo "</tr>\n";
            }
            ?>
        </table>
    </div>
</body>
</html>