Re: PlottingArrays

On Thursday, 15 September 2022 11:06:44 PDT Geoff Kaniuk wrote:
> Dear gnuplot,
> 
> I would like to plot a sequence of arrays.
> 
> For example, I have a script:
> 
> plot-arrays.gp
> # TEST PLOT ARRAYS
> reset session
> 
> array ab1[3] = [ 1.1, 1.2, 1.3 ]
> array ab2[3] = [ 2.1, 2.2, 2.3 ]
> 
> plot ab1 w lp, ab2 w lp
> 
> abname(i)=sprintf("%s%d", "ab", i)
> 
> do for [k=1:2]{ abk = abname(k); plot abk w lp }
> # END
> 
> The first plot command works fine. But I have a large number of such 
> arrays and would like to proceed as in the second looped command.

See "help eval".
You want something like this

  do for [k=1:N] {
    command = sprintf("plot ab%d w lp", k)
    eval(command);
  }

	Ethan





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