From mboxrd@z Thu Jan  1 00:00:00 1970
From: Marco Wahl <marcowahlsoft@gmail.com>
Subject: Re: problem with lookup, count several string in one (or more)
 columns.
Date: Tue, 05 Jul 2016 08:50:44 +0200
Message-ID: <84r3b8pohn.fsf@gmail.com>
References: <877fd1b2h8.fsf@mat.ucm.es>
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Uwe Brauer <oub@mat.ucm.es> writes:

> Hello
>
> I tried to follow the instructions found in
> http://orgmode.org/worg/org-tutorials/org-lookups.html
>
> So I want to count all strings NP MH  in the following table
> According to the instructions, the following will search the string MH.
>
> | group | round 1 | round 2 |
> |-------+---------+---------|
> | A     |         |     2.4 |
> | B     | 4.7     |      11 |
> | C     |         |      MH |
> | D     | 5       |         |
> | E     |         |     7.2 |
> | F     | 3.2     |     4.3 |
> | G     | NP      |     4.4 |
> | H     | NP      |       8 |
> | I     | NP      |       8 |
> |-------+---------+---------|
> | total | MH      |       1 |
>
> #+TBLFM: @>$3='(length(org-lookup-all "MH" '(@2$2..@-1$3) nil));
>
> So I could repeat that for the string NP as well but how can I search
> for both (or more) strings at once?

What about

#+TBLFM: @>$3='(+ (length(org-lookup-all "NP" '(@2$2..@-1$3) nil)) (length(org-lookup-all "MH" '(@2$2..@-1$3) nil)));

?


Best regards,
-- 
https://marcowahl.github.io