Untitled

<html>
<head>
<title> Zadanie 6.1 </title>
</head>
<body>

<?php
$servername = "localhost";
$username = "root";
$password = "";
$dbname = "studenci";

$conn = new mysqli($servername, $username, $password, $dbname);
if ($conn->connect_error) {
    die("Connection failed: " . $conn->connect_error);
}


$sql = "SELECT idstudent, imie, nazwisko, grupa FROM student";
$result = $conn->query($sql);

echo "<table border='1'>";
echo '<tr>';
echo '<td> idstudent </td>';
echo '<td> imie </td>';
echo '<td> nazwisko </td>';
echo '<td> grupa </td>';

echo '</tr>';
if ($result->num_rows > 0) {
    while($row = $result->fetch_assoc()) {
		$id = $row['idstudent'];
        echo "<tr><td>" . $row["idstudent"]. " </td><td> " . $row["imie"]. " </td><td> " . $row["nazwisko"]. " </td><td> "
		.$row['grupa']. "</td>".'<td><a href="strona_usuwajaca_rekord.php?action=delete&id='.$id.'">Usuń</td></tr>';
    }
} else {
    echo "0 results";
}

echo '</table>';


$conn->close();
?>
<fieldset>
<legend> Dodaj studenta </legend>
<form action ="dodawanie.php" method ="POST">
<input type="submit" value="dodaj studenta"><br>
</form>
</fieldset>
</body>
</html>
----------------------------------------------
<html>
<head>
<title> Zadanie 6.1 </title>
</head>
<body>


<?php
$servername = "localhost";
$username = "root";
$password = "";
$dbname = "studenci";

$conn = new mysqli($servername, $username, $password, $dbname);
if ($conn->connect_error) {
    die("Connection failed: " . $conn->connect_error);
}

if(isset($_POST['imie']) && isset($_POST['nazwisko']) && isset($_POST['grupa']))
{
$imie = $_POST['imie'];
$nazwisko = $_POST['nazwisko'];
$grupa = $_POST['grupa'];

$sql_dod = "INSERT INTO student VALUES('','$imie','$nazwisko','$grupa')";
$result1 = $conn->query($sql_dod);
header("Location: form1.php");
}

$conn->close();

?>

<fieldset>
<legend> Dodaj studenta </legend>
<form action ="dodawanie.php" method ="POST">
imie:<input type="text" name="imie"><br>
nazwisko:<input type="text" name="nazwisko"><br>
grupa:<input type="text" name="grupa"><br>
<input type="submit" value="zapisz"><br>
</form>
</fieldset>
</body>
</html>