Bar graph : The number of CCTV cameras by region in Seoul, Korea

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<head>
	<meta charset="UTF-8">
	<title>Document</title>
	<script src="https://d3js.org/d3.v3.min.js" charset="utf-8"></script>
</head>
<body>
	<h1>The number of CCTV cameras by region in Seoul, Korea</h1>
	<script type="text/javascript">
	d3.csv("data.csv", function(error, data) { 
	
	var svg = d3.select("body")
					.append("svg")
					.attr("width",1000)
					.attr("height",1000);

data.sort(function(a,b){
				return d3.descending(+a.value, +b.value);
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rects.attr("x", 0)
					.attr("y", function(d, i) {
						return i * 25;
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var texts = svg.selectAll("text")
				.data(data)
				.enter()
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texts.attr("x", function(d) {
					return d.value/2;
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					.attr("y", function(d, i) {
						return i * 25+15;
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					.text(function(d) { return d.value;});

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				.data(data)
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				.append("text")
				.attr("class","label");

labels.attr("x", 10)
					.attr("y", function(d, i) {
						return i * 25+15;
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	});
	</script>
</body>
</html>

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