index.php

<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Faris Rasyid | 50421483</title>
</head>

<body>
  <h1>Halo, Selamat Datang!</h1>
  <form action="login.php" method="POST">
    <fieldset>
      <label for="name">Masukkan nama anda:</label>
      <input type="text" id="name" name="name" required><br><br>
    </fieldset>

    <input type="submit" value="Login">
  </form>
</body>

</html>


<?php
if ($_SERVER["REQUEST_METHOD"] == "POST") {
  $name = $_POST['name'];

  echo "Selamat Datang, $name.";
}