[GRASS-user] [GRASS-dev] how to change areas to lines and keep attributes

[Moritz Lennert]

On 23/10/12 19:21, Michael Barton wrote:
> Any suggestions how to transform areas to boundary/lines AND attach the
> original area attributes?

Which attribute would you attach to a boundary common to two areas ?

> My goal is to color the boundaries of areas
> according to the value of an attribute, while leaving the fill transparent.


Why don't you just do that directly with areas using d.vect col= 
fcol=none where= ?

Moritz