An Example of a Google Bar Chart
by Lachlan Arthur
HTML
<script type="text/javascript" src="https://www.gstatic.com/charts/loader.js"></script>
<div id="chart_div" style="height: 350px"></div>
JavaScript
google.charts.load('current', {packages: ['corechart', 'bar']});
google.charts.setOnLoadCallback(drawMultSeries);
function drawMultSeries() {
var data = new google.visualization.DataTable();
data.addColumn('string', 'Group');
data.addColumn('number', '7 Days');
data.addColumn('number', '30 Days');
data.addColumn('number', '180 Days');
data.addRows([
['Your Average', 64.6, 57, 33.7],
['Institution Average', 64.6, 57, 33.7],
['Country Average', 64.6, 57, 33.7],
['World Average', 64.6, 57, 33.7],
]);
var options = {
title: 'Fatigue',
hAxis: {
},
vAxis: {
title: 'T-Score (mean ± SD)\nGeneral US Population: 50 ± 10'
},
legend: 'none',
};
var chart = new google.visualization.ColumnChart(
document.getElementById('chart_div'));
chart.draw(data, options);
}