Untitled

<?php
if(isset($_POST['senden'])) {
	if(isset($_POST['firstname'])) {
		$fname = $_POST['firstname'];
	}
	if(isset($_POST['lastname'])) {
		$lname = $_POST['lastname'];
	}
	if(isset($_POST['class'])) {
		$class = $_POST['class'];
	}
	if(isset($_POST['age'])) {
		$age = $_POST['age'];
	}

}

else {
	$sql ="INSERT INTO Personen VALUES (\"".
		$fname."\",\"".$lname."\",\"".$class."\",".$_POST['age'].
	");";

	if(mysql_query($conn, $sql) === TRUE ) {
		echo ("<h2>Eintrag erfolgreich</h2>");
	}
}

$server = "localhost";
$user = "root";
$pass = "";
$database = "schule";

$conn = new mysqli($server, $user, $pass, $database);

if ($conn->connect_error) {
	die("Connection failed: " . $conn->connect_error);
	}

/* echo "Connection succesfully"; -- nur während der testpahse */

$sql = "SELECT * FROM Personen";
$result = $conn->query($sql);

if ($result->num_rows > 0) {
    // output data of each row
    while($row = $result->fetch_assoc()) {
        echo "Firstname: " . $row["Firstname"]. " - Lastname: " . $row["Lastname"].  " - Class: " . $row["Class"]. " " . $row["Age"]. "</br>";  /* .$row['Firstname'] . */
    }
} else {
    echo "0 results";
}

<html>
<body>

<form action="index.php" method="post"/>

<table>

<td>Vorname:</td><td><input type ="text" name="firstname" size="40" maxlength="40" />
<td>Nachname:</td><td><input type ="text" name="lastname" size="40" maxlength="40" />
<td>Klasse:</td><td><input type ="text" name="class" size="40" maxlength="40" />
<td>Alter:</td><td><input type ="text" name="age" size="40" maxlength="40" />


</table>

<button name="senden" type="submt"> Eingabe absenden </button>

</form>
</body>
</html>

$conn->close();

?>