Re: if (1) b="plot x*x"; @b

[Thomas S. <t.s...@fz...>]

it's a timing problem, with 'set term x11' nothing is plotted
for 'a' (because 'a' is empty when '@a' is executed),
a second '@a' typed in at the prompt results in a plot.
the same applies to 'b'.


Petr Mikulik wrote:
> 
> There is a strange error happening with a not-yet-used variable:
> 
> gnuplot> load 'bug.gp'
>          "bug.gp", line 4: warning: b is not a string variable
> 
> where bug.gp:
> 
> set macros
> a=''
> if (1) a="plot x"; @a
> if (1) b="plot x*x"; @b
> 
> ---
> PM
> 
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