Tutorials > Intro to D3.js

7. D3.js: Animation & Interaction, Part III

August 27, 2013 | 17 minutes | By Scott Becker

In this tutorial, we'll add the ability to add new data to the chart, and use animated transitions to get new data on screen, and take old data away. We'll cover the general update pattern, object constancy, key functions, and continuous updates.

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"Add Random" button

addButton('Add Random', addRandomRun);

Additional Vars

var dateFormat = d3.time.format("%Y-%m-%d"),
    maxBars = 5,
    colorIndex = 0,
    continuous = false;

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