GRASS-GRID > r.report help
Usage: r.report [-hmfqez] map=name[,name,...] [units=name[,name,...]]
   [pl=value] [pw=value] [output=name]
Flags:
 -h suppress page headers
 -m report zero values due to mask
 -f use formfeeds between pages
 -q quiet
 -e scientific format
 -z filter out zero category data
Parameters:
 map raster map(s) to report on
 units mi(les),me(ters),k(ilometers),a(cres),h(ectacres),
   c(ell_counts),p(ercent_cover)
 pl page length (default: 0 lines)
 pw page width (default: 79 characters)
 output name of an output file to hold the report