this iteration converts the code to ES2015 in something like the airbnb style
forked from @enjalot‘s block: Calendar View v4
an iteration that updates this example to use d3 version 4
forked from @mbostock‘s block: Calendar View
This example demonstrates loading of CSV data, which is then quantized into a diverging color scale. The values are visualized as colored cells per day. Days are arranged into columns by week, then grouped by month and years. Colors by Cynthia Brewer. Layout inspired by Rick Wicklin and Robert Allison. Dow Jones historical data copyright Yahoo! Finance or independent data provider; fair use for educational purposes.