Circles

A simple d3.js example. Click to add circles to the SVG.

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<!DOCTYPE html>
<html>
    <head>
        <meta charset="utf-8">
        <title>Graph editor</title>
        <link type="text/css" href="index.css" rel="stylesheet"/>
        <script src="https://d3js.org/d3.v3.min.js"></script>
        <script src="index.js"></script>
    </head>
    <body onload="main()">
        <svg width="960" height="500">
        </svg>
    </body>
</html>
    

Modified http://d3js.org/d3.v3.min.js to a secure url

https://d3js.org/d3.v3.min.js