Line breaks, spaces, and tabs are ignored. 5 Bugs Graph types other than linear are not fully implemented. Otherwise, the argument is parsed as a name. Names must contain only alphanumeric characters and are case-sensitive in general. The plot database associates names with data sets.
Names are alphanumeric and case-insensitive.
Data sets are vectors of floating point numbers. The plotdb command manipulates the plot database. Signals an error otherwise. BLT vectors can be referenced by name in the plot curve command. If a plot database variable exists with the same name as a BLT vector, the plot database variable takes precedence.