... <script> // This will gather all charts and activate the JS library to convert the provided JSON to a Graph <?php echo $chart->getFactory()->getJsPartial(); ?> </script> </html> </pre> <div class="alert alert-info">Take a close look at the last lines. In order to convert all json objects (generated by the libary) to graphs, the correct javascript snipped need to be included within your page.</div> <br /><br /> <h2 id="line-chart">Line chart</h2> <?php try { $graph = $chart->add(PHPChart::TYPE_LINE, 'Line', ['width' => '100%', 'height' => 400]); $graph->setLine([100, 75, 50, 75, 50, 75, 100], ['label' => 'Series A'])->setLine([90, 65, 40, 65, 40, 65, 150], ['label' => 'Series B'])->setDimensions(['2006', '2007', '2008', '2009', '2010', '2011', '2012']); $graph->generate(); ?> <div class="row"> <div class="col-md-6"> <?php echo $graph->generate(); ?> </div> <div class="col-md-6"> <pre> use koenster\PHPGraphs\PHPChart;