Untitled

<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
    <title>List of Users</title>
</head>
<body>
    <h1>Pick a user. Any user. I dare you.</h1>
    <table>
        <thead>
            <tr>
                <td>Usernames:</td>
            </tr>
        </thead>
        <tbody>
			<?php
			$host = "localhost";
			$user = "test1";
			$pass = "1kozlovsas";
			$db = "test1";
			$conn = new mysqli($host, $user, $pass, $db);

			$sql = "SELECT username FROM ass1dat";
			$result = $conn->query($sql);
				if ($result->num_rows > 0) {
					while($row = $result->fetch_assoc()) {
						$retUser = $row["username"];
						echo '
						<tr>
							<td>
							<a href="getuserinfo.php?id='.$retUser.'">
							<button type="button" class="btn btn-info">'.$retUser.'</button>
							</a>
						</tr>
						';
					}
				}
			?>
        </tbody>
    </table>
</body>
</html>