Learn D3.js

Multiple selections

With the d3-selection-multi module, you can set attributes, styles, and properties using reusable objects, which can contain static data and functions. If you have many attributes to apply to multiple selections, this can make your code cleaner and more efficient. But this library is not part of the default bundle. To use it, you need to import it separately. If you are using an NPM environment, run the following:

npm install d3-selection-multi

Otherwise, you can download it or link it directly from d3js.org and include it in your page:

<script src="https://d3js.org/d3.v4.min.js"></script><script src="https://d3js.org/d3-selection-multi.v1.min.js"></script>

This module adds three methods to selections, listed as follows: ...