                  <code>
                                <em>cvcLengths</em>
                                </code>
                              </td>
                              <td>
                                <div>
                                  <p><code>[Int]</code> object, array of valid card number CVC. Default is <code>[3]</code>.</p>
                                </div>
                              </td>
                            </tr>
                            <tr>
               