[GRASS-user] Help needed with exporting GRASS 6.4.0 vector files

Markus Neteler neteler at osgeo.org
Sat Jul 25 09:33:09 EDT 2009


On Fri, Jul 24, 2009 at 5:51 PM, Thomas Adams<Thomas.Adams at noaa.gov> wrote:
> All:
>
> I have GRASS 6.4.0 vector maps (polygons) that I have digitized, which I
> need to export to ASCII with both attributes and (lat-long) boundary
> vertices. I need to subsequently reformat the data to a some non-standard
> ascii format. How do I do this?
>
> I can use db.select to easily get the attribute data; I can also use
> v.out.ascii to do this. I can also use v.out.ascii with "format=standard" to
> get the lat-long pairs. Of course the problem is getting the attribute data
> reliably associated with the lat-long pair data. It's not a problem for me
> to write a script to reformat the ascii data into the format I need, I'm
> just wondering how to best get the data in *some* ascii format that I can
> reliably deal with.

Tom,
how about using v.out.ogr instead and using one of the OGR supported
ASCII vector formats?
http://www.gdal.org/ogr/ogr_formats.html

Markus


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