Re: expanding allowed usage of word() command

[Ethan A M. <merritt@u.washington.edu>]

On Saturday 08 November 2008, m sutton wrote:
> Hi all,
> 
> I was trying to plot a single data file with multiple indexes.  I 
> want to plot some indexes with lines and some with points.  I tried 
> the following in a 4.3 CVS snapshot:
> 
> list="points lines points"
> plot for [j=1:3] 'data' with word(list,j)
> 
> I thought the word() command would be expanded much like it does for 
> title.  However it just results in an expecting error.
> 
> Should the word() command be expanded in the above situation?  If so, 
> would that be difficult to implement?

There is still a fundamental difference between a keyword and 
a string value.  Your failed command did get expanded, but the
expanded form is equivalent to
  plot 'data' with "points", '' with "lines", ...

which isn't a legal command.

-- 
Ethan A Merritt
Biomolecular Structure Center
University of Washington, Seattle 98195-7742