File: lineStyle_4.pl

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libchart-gnuplot-perl 0.23-2
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#!/usr/bin/perl -w
use strict;
use Chart::Gnuplot;

my $chart = Chart::Gnuplot->new(
    output => "gallery/lineStyle_4.png",
);

my $type = Chart::Gnuplot::DataSet->new(
    func      => "cos(x)",
    style     => "points",
    pointtype => "fill-circle",
);

# Plot the graph
$chart->plot2d($type);