Set option as a range string. The string must be in the
format <emphasis>[!]<low>[:<high>]</emphasis> where low and high are #guint values.
Values between low and high (both included) will be considered in
the range, unless <emphasis>!</emphasis> is used to invert the range.
Set option as a range string. The string must be in the format <emphasis>[!]<low>[:<high>]</emphasis> where low and high are #guint values. Values between low and high (both included) will be considered in the range, unless <emphasis>!</emphasis> is used to invert the range.