# interaction_zoom_by_drag.js
var chart = c3.generate({
data: {
columns: [
['sample', 30, 200, 100, 400, 150, 250, 150, 200, 170, 240, 350, 150, 100, 400, 150, 250, 150, 200, 170, 240, 100, 150, 250, 150, 200, 170, 240, 30, 200, 100, 400, 150, 250, 150, 200, 170, 240, 350, 150, 100, 400, 350, 220, 250, 300, 270, 140, 150, 90, 150, 50, 120, 70, 40]
]
},
zoom: {
enabled: true,
type: 'drag',
}
});