** strip hline before processing a variables indices
   :PROPERTIES:
   :DATE:     2011-02-27
   :END:
#+name: table-w-hline
| 1 | a |
|---+---|
| 2 | b |
| 3 | c |
| 4 | d |

#+begin_src emacs-lisp :var table=table-w-hline[1,1] :hlines no
  table
#+end_src

#+name:
: hline

#+tblname: perl-table-w-hline
| colA | colB |
|------+------|
| a1   | b1   |
| a2   | b2   |

#+headers: :var b=perl-table-w-hline[2..,1]
#+headers: :var a=perl-table-w-hline[2..,0]
#+begin_src perl :tangle yes
  $a; $b;
#+end_src