Re: Tables: Exclude headings in Row Number?

[Nathan Neff <nathan.neff@gmail.com>]

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Hi Neil,

Unfortunately, no - This code will print the number of rows in my table -
it does
not add a column to my table, with numbering starting at the first row
under the
headline.

I really like the example, where I can mess with the table using lisp
though - thank
you!
--Nate

On Thu, Sep 19, 2019 at 9:13 AM Neil Jerram <neiljerram@gmail.com> wrote:

> Does this answer your question?
>
> #+NAME: tt
> | num | ID |
> |-----+----|
> |   1 | A  |
> |   2 | B  |
> |   3 | C  |
> |   4 |    |
> |   5 | E  |
>
> #+BEGIN_SRC emacs-lisp :var tt=tt
> (length tt)
> #+END_SRC
>
> #+RESULTS:
> : 5
>
> Best wishes,
>     Neil
>
>
> On Wed, 18 Sep 2019 at 18:39, Nathan Neff <nathan.neff@gmail.com> wrote:
>
>> Hello all,
>>
>> I have a table like this:
>>
>>
>> | ID |
>> |----|
>> |  2 |
>> |  3 |
>>
>> and I want to know how many rows there are w/o the ID heading
>> and w/o the horizontal separator.  I found the
>> org-table-toggle-coordinate-overlays
>> which displays an overlay showing the row number:
>>
>> https://www.evernote.com/l/AOJvD5ty6RRIBYAcSWV-047CKCHT5NIAhl8
>>
>> However, the heading is included in the row number (which makes sense).
>>
>> Is there a way to ignore lines above a heading (or mark a heading in some
>> way?
>>
>> I found a way to add a seq. number by using Calc [1] but I was wondering
>> if
>> there's a way to tell the org-table-toggle-coordinate-overlays not to
>> count the
>> heading.
>>
>> Thanks,
>> --Nate
>>
>> [1]
>>
>>
>> | num | ID |
>> |-----+----|
>> |   1 | A  |
>> |   2 | B  |
>> |   3 | C  |
>> |   4 |    |
>> |   5 | E  |
>> #+TBLFM: $1=vlen(@I..0)
>>
>>
>> https://stackoverflow.com/questions/9267050/how-to-achieve-a-row-index-column-in-emacs-org-mode-using-a-calc-column-rule
>>
>>
>>

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