Re: org-mode time spreadsheet

[Shelagh Manton]

On Fri, 09 Jan 2009 00:09:16 -0800, Deniz Dogan wrote:

> I hope this formats well, because I'm posting this through Google
> Groups... Anyways...
> 
> Hi
> 
> I'm trying to have an org-mode table which shows a working day (not
> necessarily every normal work day, I enter these myself) and when I got
> in, when I went out to lunch, when I came back, and when I left for the
> day. I want the last column "TOT" to display how long I was at work
> minus the time I was out for lunch.
> 
> I'm well aware of timeclock-in, timeclock-out, as well as org-mode's C-
> c C-x C-i/C-o functionality, but I really want to have it as a
> spreadsheet. However, it seems that calc isn't that good at working with
> times, so now I'm asking you for help. Is this possible to do with plain
> org-mode? If so, what am I doing wrong? Below is the file I'm currently
> using and it seems that it doesn't realize that the values are actually
> timestamps.
> 
> | DATE       |    IN | LUNCH FROM | LUNCH TO |   OUT | TOT    |
> |------------+-------+------------+----------+-------+--------| | THU 18
> NOV |  9:30 |      12:30 |    13:40 | 14:20 | 2:5    | | FRI 31 DEC |
> 10:00 |      12:00 |    14:00 | 16:00 | #ERROR | | SAT 1 JAN  |  8:00 | 
>     12:00 |    12:30 | 16:00 | #ERROR | | MON 5 JAN  |  9:00 |     
> 12:45 |    13:15 | 16:00 | #ERROR | | TUE 6 JAN  | 16:30 |      17:30 | 
>   18:30 | 22:30 | 1:5    | | WED 7 JAN  |  9:00 |      12:00 |    12:40
> | 20:45 | 11:05  | | THU 8 JAN  | 12:30 |      15:00 |    15:40 | 18:30
> |        | | FRI 9 JAN  |  9:00 |            |          |       |       
> | #+TBLFM: $6=$5-$2
> 
> Deniz

If you use the notation for time that calc expects the calculations will 
work.

ie instead of 10:15 use 10@ 15' or even 10h 15m 

Shelagh