NAME gr_sort - a GRToolbox module DESCRIPTION Sorts a point datafile. Sorting can be performed concerning x,y and z-values. Downward sorting is supported as well. SYNOPSIS: -[ d dd ddd dddown ddown down x xx xxx y yy yyy z zz zzz h o v noc nof now skip f m c e i s l] -help For help on all options. Special Options: -x Sorts y-coordinates (Default). -y Sorts y-coordinates. -z Sorts z-coordinates. -do Sorts in reverse order. -down Sorts in reverse order. -xx 2. Key sorts x-coordinates -yy 2. Key sorts y-coordinates(DEFAULT) -zz 2. Key sorts z-coordinates -xxx 3. Key sorts x-coordinates -yyy 3. Key sorts y-coordinates -zzz 3. Key sorts z-coordinates(DEFAULT) -dd 2. Key sorts in reverse order -ddown 2. Key sorts in reverse order -ddd 3. Key sorts in reverse order -dddown 3. Key sorts in reverse order