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@romsson
Last active April 23, 2018 04:09
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D3 bar chart with scales
license: mit
<!DOCTYPE html>
<head>
<meta charset="utf-8">
<script src="https://d3js.org/d3.v4.min.js"></script>
<style>
rect {
fill: none;
stroke: black;
stroke-width: 1;
}
</style>
</head>
<body>
<script>
var n = 10,
h = 100,
w = 500;
var svg = d3.select("body").append("svg")
.attr("width", 960)
.attr("height", 500);
var data = d3.range(n).map(Math.random);
var x = d3.scaleBand()
.rangeRound([0, w])
.paddingInner(0.05)
.align(0.1)
.domain(d3.range(n));
var y = d3.scaleLinear()
.domain([0, d3.max(data)])
.range([0, h]);
var color = d3.scaleOrdinal(d3.schemeCategory10);
svg.selectAll("rect").data(data)
.enter()
.append("rect")
.attr("width", x.bandwidth())
.attr("height", function(d) { return y(d); })
.attr("x", function(d, i) { return x(i); })
.attr("y", function(d) { return 200 - y(d); })
.style("fill", color)
</script>
</body>
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