Book Image

Data Visualization with D3 4.x Cookbook - Second Edition

By : Nick Zhu
Book Image

Data Visualization with D3 4.x Cookbook - Second Edition

By: Nick Zhu

Overview of this book

Master D3.js and create amazing visualizations with the Data Visualization with D3 4.x Cookbook. Written by professional data engineer Nick Zhu, this D3.js cookbook features over 65 recipes. ? Solve real-world visualization problems using D3.js practical recipes ? Understand D3 fundamentals ? Includes illustrations, ready-to-go code samples and pre-built chart recipes
Table of Contents (21 chapters)
Data Visualization with D3 4.x Cookbook - Second Edition
Credits
About the Author
About the Reviewer
www.PacktPub.com
Customer Feedback
Preface

Performing subselection


It is quite common that you will need to perform scoped selection when working on visualization. For example, selecting all div elements within a particular section element is one such use case of scoped selection. In this recipe, we will demonstrate how this can be achieved with different approaches and their advantages and disadvantages.

Getting ready

Open your local copy of the following file in your web browser:

https://github.com/NickQiZhu/d3-cookbook-v2/blob/master/src/chapter2/sub-selection.html .

How to do it...

The following code example selects two different div elements using two different styles of subselection supported by D3:

<section id="section1"> 
    <div> 
        <p>blue box</p> 
    </div> 
</section> 
<section id="section2"> 
    <div> 
        <p>red box</p> 
    </div> 
</section> 
 
<script type="text/javascript"&gt...