D3 Examples - D3 test.!

D3 test.!

Abhishek Polavarapu.

Working through the examples from Scott Murray's tutorial at http://alignedleft.com/tutorials/d3/

Image and code from http://www.harding.edu/fmccown/r/

Embedding an image in Markdown:

Embedding R code in Markdown:

> cars <- c(25, 7, 5, 26, 11, 8, 25, 14, 23, 19, 14, 11, 22, 29, 11, 13, 12, 17, 18, 10, 24, 18, 25, 9, 35) > barplot(cars)

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<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <title>D3 test</title>
  <script src="https://cdnjs.cloudflare.com/ajax/libs/d3/3.5.5/d3.min.js"></script>
  <style type="text/css">
        div.bar{
        display: inline-block;
            width: 20px;
            height: 75px;
            margin-right: 2px;
            background-color: teal;"></div>
            }
            </style>
    </head>
    <body>
        <script type="text/javascript">
                        var dataset = [];                                        //Initialize empty array
            for (var i = 0; i < 25; i++) {                   //Loop 25 times
                var newNumber = Math.round(Math.random() * 30);  //New random integer (0-30)
                dataset = dataset.concat(newNumber);             //Add new number to array
            }
            
            d3.select("body").selectAll("div")
                .data(dataset)
                .enter()
                .append("div")
                .attr("class", "bar")
                .style("height", function(d) {
                    var barHeight = d * 5;
                    return barHeight + "px";
                });
        </script>
    </body>
</html>   
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