Hi Longzhu On Thu, Dec 23, 2010 at 22:35, Longzhu <ls...@andrew.cmu.edu> wrote: > #+TBLFM: $1=if(@# % 2, $#, string("")) > [...] > Error: Expected a number
I hope this is only because the org-version is too old to support this feature added 2010-03-14. Check M-x org-version. Michael _______________________________________________ Emacs-orgmode mailing list Please use `Reply All' to send replies to the list. Emacs-orgmode@gnu.org http://lists.gnu.org/mailman/listinfo/emacs-orgmode