Re: [Gnuplot-info] point type depending on data column

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

seb_kramm <seb_kramm <at> yahoo.fr> writes:

> On 05/31/2013 05:13 PM, Ethan A Merritt wrote:
> > ...
> >      set encoding utf8
> >      symbol = "+⁕∙∎⊙⊡★☆♠♣♥♦"
> >      plot FOO using 1:2:(symbol[int($3):int($3)]) with labels
> > ...
> 
> Thanks Ethan, very interesting as usual. However, even if it
> does work, I don't understand how:
> where does this data specifier come from:
> symbol[int($3):int($3)]

it's a substring of the string contained
in the variable 'symbol'.

see 'help string'