NULL data values

Martin Schroeder emes at geo0.geog.uni-heidelberg.de
Tue Jun 6 08:00:00 EDT 1995


In article <9506061523.AA27542 at sun1.bham.ac.uk> you wrote:

: supply when they have a 'no data' measurement? Obviously '0' is out of the
: question as this would be a valid measurement in itself. So how should
: such NULL values be represented?

The default character is '*', but you can take any other character with the
new r.in.ascii.

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|     Martin Schroeder     |   Geographer - GIS  Specialist - C Programmer  |
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