[Gvsig_english] gvSIG 1.11: add consecutive numbers to selection?

[Francisco Puga]

try with the sextante algorithm autoincrement value

El día 27 de marzo de 2012 17:06, spatialjoe
<spatialjoe at googlemail.com> escribió:
> Hi all,
>
> is it possible to add consecutive numbers to selected sets of features?
> Suppose you have a layer with bounding boxes or tiles and you want to
> digitize features in another layer which are within a certain bounding box
> or tile.
> Then you want to number all features within a bounding box always starting
> with 1 (in a column).
> So for bounding box  A it would be 1,2,3,...for bounding box B it again
> would be 1,2,3,...
>
> Using field calculator with rec()+1 always returns the position/number of
> the record within the whole table (which most likely is what rec()+1 should
> do). But what I need is something which always starts at number 1 within a
> selection.
>
> Does anybody have an idea? I am not sure if I am not missing something very
> basic here.
> Mmh?
>
> Best
>
> Johannes
>
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-- 
Francisco Puga
Grupo de Desarrollo
Cartolab - Laboratorio de Ingeniería Cartográfica.
http://www.cartolab.es

ETS Ingeniería de Caminos, Canales y Puertos
Universidade da Coruña
Campus de Elviña - 15071 A Coruña (España)
(34)981167000 ext. 5493