May 2019
Beginner to intermediate
650 pages
14h 50m
English
Content preview from Learn D3.js
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Hello, world
Let's create a simple D3-powered data-driven visualization to test your configuration. Create a new HTML file in your development environment and import the D3 library, or import it into any HTML page using the <script> tag as shown in the last section. Then add an <svg> and a <script> block inside your page's <body> as follows:
<body> <svg id="chart" width="600" height="200"></svg> <script> </script></body>
Now add the following array inside the <script> block:
const array = [100, 200, 300, 350, 375, 400, 500];
We will use that array to generate a series of dots. Type in the following code (you can ignore the comments), which consists of a series of chained commands:
d3.select("#chart") // selects the svg element by id (like ...Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.