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From: | Cecil Westerhof |
Subject: | Re: [O] Difference between two rows |
Date: | Sun, 1 Jun 2014 14:24:39 +0200 |
On Sun, Jun 1, 2014 at 1:38 PM, Cecil Westerhof <address@hidden> wrote:
For such cases I prefer vlen():> 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 |
> |-------+------------|
#+TBLFM: $2 = if(vlen(@address@hidden) == 1, string(""), $1 - @-1$1); E
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