use GD::Graph::linespoints; require 'save.pl'; print STDERR "Processing sample41\n"; @data = ( ["1st","2nd","3rd","4th","5th","6th","7th", "8th", "9th"], [undef, 52, 53, 54, 55, 56, undef, 58, 59], [60, 61, 61, undef, 68, 66, 65, 61, undef], [70, undef, 71, undef, 78, undef, 75, 71, undef], ); $my_graph = new GD::Graph::linespoints( ); $my_graph->set( x_label => 'X Label', y_label => 'Y label', title => 'A Lines and Points Graph', y_max_value => 80, y_tick_number => 6, y_label_skip => 2, y_long_ticks => 1, x_tick_length => 2, markers => [ 1, 5 ], skip_undef => 1, transparent => 0, ) or warn $my_graph->error; $my_graph->set_legend( 'data set 1', 'data set 2', 'data set 3' ); $my_graph->plot(\@data); save_chart($my_graph, 'sample41'); 1;