Working with arrays
Most of our data is stored in arrays, and we spend a lot of our effort working with arrays to format and restructure data. This is why D3 provides a rich set of array-oriented utilities functions, making this task a lot easier. In this recipe, we will explore some of the most common and helpful utilities in this aspect.
Getting Ready
Open your local copy of the following file in your web browser:
https://github.com/NickQiZhu/d3-cookbook/blob/master/src/chapter3/working-with-array.html
How to do it...
The following code example shows some of the most common and helpful array utility functions offered by the D3 library and their effects:
<script type="text/javascript">
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