segitseg

<?php
$host_ = "localhost";
$usernameZ = "root";
$passwordZ = "";
$dbname = "teszter";

$conn = new mysqli($host_,$usernameZ,$passwordZ,$dbname);
if($conn->connect_error)
{
    die("connectionerror");
}


if($_SERVER["REQUEST_METHOD"]=="POST")
{
    $userZ = $_POST["name"];  //kiszeded a form-bol az adatokat fontos hogy az inputnak adj name="" erteket mert itt arra kell hivatkoznod
    $psdZ = $_POST["psd"];
    $user_add = "INSERT INTO proba (valami1, valami2) VALUES ('$userZ', '$psdZ')";          //megirod az sql lekerdezest
    $conn->query($user_add);         //query-el futtatsz le parancsokat az adatbazison
    echo $user_add;
}


?>
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
<form action="index.php" method="POST">
    <label for="name">name</label>
    <input type="text" name="name" placeholder="name">

    <label for="psd">password</label>
    <input type="text" name="psd" placeholder="password">
    <input type="submit" value="POST">
</form>


</body>
</html>