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sugi2000/README.md

Last active October 16, 2015 08:52
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presemi-02
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index.html
<!DOCTYPE html>
<head>
<meta charset="utf-8">
<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; }
svg { width: 100%; height: 100%; }
div.bar {
display:inline-block;
width: 20px;
height: 75px;
background-color: teal;
margin-right:2px;
}
</style>
</head>
<body>
<script>
var dataset = [];
for (var i = 0; i < 25; i++) {
var newNumber = Math.floor(Math.random()*100);
dataset.push(newNumber);
}
d3.select("body").selectAll("div")
.data(dataset)
.enter()
.append("div")
.attr("class","bar")
.style("height",function(d){
var barHeight = d *5;
return barHeight + "px";
})
.style("background-color", function(d) {
if (d < 60) {
return "red";
} else {
return "blue";
}
});
</script>
</body>
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