prepare("SELECT * FROM users WHERE username = ?"); $stmt->bind_param("s", $username); $stmt->execute(); $result = $stmt->get_result(); if ($result->num_rows > 0) { $user = $result->fetch_assoc(); if (password_verify($password, $user['password'])) { $_SESSION['username'] = $user['username']; header("Location: dashboard.php"); exit(); } else { $error = "Password salah!"; } } else { $error = "Username tidak ditemukan!"; } } ?>