Index number in 'global' context.

Index number in 'global' context.

HTML:

  1. <table>
  2. <tr>
  3. <td><a href="#">a</a></td>
  4. </tr>
  5. <tr>
  6. <td><a href="#">b</a></td>
  7. </tr>
  8. <tr>
  9. <td><a href="#">c</a></td>
  10. </tr>
  11. <tr>
  12. <td><a href="#">d</a></td>
  13. </tr>
  14. <tr>
  15. <td><a href="#">e</a></td>
  16. </tr>
  17. </table>
How to find index-number of 'a' - element.
$('table tr td a').index()  - always returns 0, but I need an index-number  of link not in 'td'-element but in 'table'-element.