Re: [Groff] \$[m-n] \$[m-] \$[-n]

[Werner LEMBERG]

>> However, a similar ability isn't available for string definitions
>> (with .ds).   \$[m-n] (and perhaps also \$[m-] and \$[-n] where one
>> end of the range is not specified) would ameliorate this lack.
> 
> For strings try using the .substring command.

You misunderstand, I believe: He means there is no possibility to get
a range of arguments *within* the definition of .ds -- for example,
you can use \R'...' within a string definition to set a number
register.


    Werner