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From: Max Nikulin <manikulin@gmail.com>
To: Gavin Downard <gavin.downard@runbox.com>
Cc: emacs-orgmode@gnu.org
Subject: Re: [PATCH] lisp/org-table.el: Allow named columns on lhs
Date: Tue, 25 Jul 2023 22:01:03 +0700	[thread overview]
Message-ID: <8b17c390-4aa7-f988-aa9c-54479b8b4461@gmail.com> (raw)
In-Reply-To: <87wmyoks82.fsf@runbox.com>

On 25/07/2023 03:29, Gavin Downard wrote:
> Max Nikulin writes:
>> I have tried the patch. The formula for the named column "$three=" does
>> not work.
>>
>> | ! | one | two | three | four |
>> |---+-----+-----+-------+------|
>> | # |   1 |   2 |       |    3 |
>> #+tblfm: @>$5=$one+$two::@>$three=$one+$two
> 
> Yeah, I guess my current patch only supports column names in column
> formulas. Allowing column names inside of arbitrary references will take
> some more comprehensive changes. I'll see what I can do.

The regexp for parsing formulas does not allow named references after @. 
I have no idea if other code should be modified as well. I consider it 
as more important than detection of duplicated definitions.

A crazy idea: several columns may have the same name:

|   | Jun sum | Jun count | Jun avg | Jul sum | Jul count | Jul avg |
| ! |         |           | average |         |           | average |
|---+---------+-----------+---------+---------+-----------+---------|
|   |  150    | 10        |         | 200     |        14 |         |
#+tblfm: $average=$-2/$-1

It has no sense for numeric references but with names it can help to 
avoid repeated expressions.


  reply	other threads:[~2023-07-25 15:02 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-07-19  2:36 [PATCH] lisp/org-table.el: Allow named columns on lhs Gavin Downard
2023-07-19  7:44 ` Ihor Radchenko
2023-07-21 15:15   ` Max Nikulin
2023-07-21 18:33     ` Gavin Downard
2023-07-22  2:12       ` Max Nikulin
2023-07-22  7:25         ` Ihor Radchenko
2023-07-22 13:16           ` Max Nikulin
2023-07-22 13:25             ` Ihor Radchenko
2023-07-22 12:45 ` Max Nikulin
2023-07-22 18:21   ` Gavin Downard
2023-07-23  6:50     ` Ihor Radchenko
2023-07-24  3:25       ` Gavin Downard
2023-07-24  7:23         ` Ihor Radchenko
2023-07-24 15:17 ` Max Nikulin
2023-07-24 20:29   ` Gavin Downard
2023-07-25 15:01     ` Max Nikulin [this message]
2023-07-26 21:50       ` Gavin Downard
2023-07-27  7:36         ` Ihor Radchenko
2023-08-29  9:58 ` Ihor Radchenko
2023-08-31 14:19   ` Gavin Downard

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