google chart is in bar chat, line chart, circle(pie) chart like various view
helpful link is https://www.gstatic.com/charts/loader.js
simple steps,
1) first call https://www.gstatic.com/charts/loader.js
2) in chart load core chart package, there are various package available
3) pass some data to data variable
4) called object google.visualization.PieChart and method 'draw'
<html lang="en-US">
<body>
<div id="piechart"></div>
<script type="text/javascript" src="https://www.gstatic.com/charts/loader.js"></script>
<script>
google.charts.load('current', {'packages':['corechart']});
google.charts.setOnLoadCallback(drawChart);
function drawChart()
{
var data = google.visualization.arrayToDataTable([
['Work', 10], ['Eat', 1], ['TV', 3], ['Gym', 1], ['Sleep', 9] ]);
var options = {'title':'My Day is planned shown in chart', 'width':550, 'height':400};
var chart = new google.visualization.PieChart(document.getElementById('piechart'));
chart.draw(data, options);
}
</script>
</body>
</html>
above google chart is lightweight, easy to load, works on all browser, devices, easy to understand by user and also showing chart indication.
