also pass in a JS function that takes in a feature and returns a text/HTML content.</p></td>
    </tr>
    <tr>
      <th>popupOptions</th>
      <td><p>A Vector of <code>popupOptions</code> to provide popups</p></td>
    </tr>
    <tr>
      <th>stroke</th>
      <td><p>whether to draw stroke along the path (e.g. the borders of
polygons or circles)</p></td>
    </tr>
    <tr>
      <th>color</th>
      <td><p>stroke color</p></td>
    </tr>
    <tr>
      <th>weight</th>
      <td><p>stroke width in pixels