d3intro_ex09

Intro d3js

### Example09 - Random test

<!DOCTYPE html>
<html>
  <head>
    <meta charset="utf-8">
    <title>Intro d3js examples</title>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/d3/3.5.5/d3.min.js"></script>
    <style>
      body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; }
      .existing {color: blue;}
      .new {color: green;}
    </style>
  </head>
  <body>
    <h1>Intro d3js - example09</h1>
    
    <script type="text/javascript">
    	//Width and height
      var w = 800;
      var h = 100;
      var barPadding = 1;
      var num_items = 100;
      
      var dataset = [];               
      for (var i = 0; i < num_items; i++) {//Loop num_items times
        var newNumber = Math.floor(Math.random() * 30);//New random integer (0-29)
        dataset.push(newNumber);//Add new number to array
      }

https://cdnjs.cloudflare.com/ajax/libs/d3/3.5.5/d3.min.js