prepare("SELECT id, nama, username, role FROM users WHERE id = ?"); $stmt->bind_param("i", $id); $stmt->execute(); $result = $stmt->get_result(); $data = $result->fetch_assoc(); echo $data ? json_encode($data) : json_encode(["status" => "error", "message" => "User tidak ditemukan"]); $stmt->close(); $conn->close(); ?>