#!/usr/bin/perl -w use strict; use Chart::Gnuplot; # Initiate the chart object my $chart = Chart::Gnuplot->new( output => "axisTics_3.png", xtics => { labels => ['"pi" 3.1416', '"-pi" -3.1416'], }, ); # Data set object my $dataSet = Chart::Gnuplot::DataSet->new( func => "sin(x)", ); # Plot the graph $chart->plot2d($dataSet);