From: Michael Brand <michael.ch.brand@gmail.com>
To: Cecil Westerhof <cldwesterhof@gmail.com>
Cc: Org Mode <emacs-orgmode@gnu.org>
Subject: Re: Difference between two rows
Date: Sun, 1 Jun 2014 13:57:09 +0200 [thread overview]
Message-ID: <CALn3zoiRp0VEyT7Qc-CCzcvT07_UnjatK3EOrJi3kvKzN7LNBw@mail.gmail.com> (raw)
In-Reply-To: <CAG-LmmDoDUaKnPqiBzVsmJKnLB80cWwJdT6WnTovZsibh2efNg@mail.gmail.com>
Hi Cecil
On Sun, Jun 1, 2014 at 1:38 PM, Cecil Westerhof <cldwesterhof@gmail.com> wrote:
> I like to calculate in a table the difference between the value in a field
> in the current row and the previous field. How would I do that?
>
> Something like:
> |-------+------------|
> | value | difference |
> |-------+------------|
> | 12 | |
> | 15 | 3 |
> | 83 | 68 |
> | 87 | 4 |
> | 85 | -2 |
> |-------+------------|
For such cases I prefer vlen():
#+TBLFM: $2 = if(vlen(@II..@0) == 1, string(""), $1 - @-1$1); E
Michael
next prev parent reply other threads:[~2014-06-01 11:57 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-01 11:38 Difference between two rows Cecil Westerhof
2014-06-01 11:57 ` Michael Brand [this message]
2014-06-01 12:24 ` Cecil Westerhof
2014-06-01 13:18 ` Michael Brand
2014-06-01 14:12 ` Cecil Westerhof
2014-06-01 17:57 ` Thierry Banel
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