set xlevs lev1 lev2 ... levN
Allows the user to specify each individual labeled tick mark for the X-axis.
set xlevs
will override the tick mark interval specified with
the set xlint
command.
set xaxis
to specify
labeled tick marks and also invoke set xlevs
, then the tick marks
lev1 ... levN
specified with set xlevs
will
appear if they fall within the start
and end
range specified in the set xaxis
command.