>> 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
