query($sql_check); if ($username == "" || $name == "" || $password == "") { echo json_encode(array( 'message' => 'Gagal! Field tidak diisi', 'success' => false )); } else if ($result_check->num_rows > 0) { echo json_encode(array( 'message' => 'Username sudah terdaftar!', 'success' => false, )); } else { $sql = "INSERT INTO user SET username = '$username', name = '$name', password = '$password', no_telp = '$noTelp' "; $result = $koneksi->query($sql); if ($result) { echo json_encode(array( 'message' => 'Register Berhasil', 'success' => true, )); } else { echo json_encode(array( 'message' => 'Gagal Register', 'success' => false )); } }