# transform_area.js
var chart = c3.generate({
data: {
columns: [
['data1', 30, 200, 100, 400, 150, 250],
['data2', 130, 100, 140, 200, 150, 50]
],
type: 'bar'
}
});
setTimeout(function () {
chart.transform('area', 'data1');
}, 1000);
setTimeout(function () {
chart.transform('area', 'data2');
}, 2000);
setTimeout(function () {
chart.transform('bar');
}, 3000);
setTimeout(function () {
chart.transform('area');
}, 4000);