tayknight/data.csv

## data.csv

          
            date
            close
            open

            
              1-May-12
              68.13
              34.12

            
              30-Apr-12
              63.98
              45.56

            
              27-Apr-12
              67.00
              67.89

            
              26-Apr-12
              89.70
              78.54

            
              25-Apr-12
              99.00
              89.23

            
              24-Apr-12
              130.28
              99.23

            
              23-Apr-12
              166.70
              101.34

            
              20-Apr-12
              234.98
              122.34

            
              19-Apr-12
              345.44
              134.56

            
              18-Apr-12
              443.34
              160.45

            
              17-Apr-12
              543.70
              180.34

            
              16-Apr-12
              580.13
              210.23

            
              13-Apr-12
              605.23
              223.45

            
              12-Apr-12
              622.77
              201.56

            
              11-Apr-12
              626.20
              212.67

            
              10-Apr-12
              628.44
              310.45

            
              9-Apr-12
              636.23
              350.45

            
              5-Apr-12
              633.68
              410.23

            
              4-Apr-12
              624.31
              430.56

            
              3-Apr-12
              629.32
              460.34

            
              2-Apr-12
              618.63
              510.34

            
              30-Mar-12
              599.55
              534.23

            
              29-Mar-12
              609.86
              578.23

            
              28-Mar-12
              617.62
              590.12

            
              27-Mar-12
              614.48
              560.34

            
              26-Mar-12
              606.98
              580.12

## index.html
<!DOCTYPE html>
<meta charset="utf-8">
<style>

body { font: 12px Arial;}

path {
	stroke: steelblue;
	stroke-width: 2;
	fill: none;
}

.axis path,
.axis line {
	fill: none;
	stroke: grey;
	stroke-width: 1;
	shape-rendering: crispEdges;
}

</style>
<body>
<script src="http://d3js.org/d3.v3.min.js"></script>

<script>

var	margin = {top: 30, right: 40, bottom: 30, left: 50},
	width = 600 - margin.left - margin.right,
	height = 270 - margin.top - margin.bottom;

var	parseDate = d3.time.format("%d-%b-%y").parse;

var	x = d3.time.scale().range([0, width]);
var	y = d3.scale.linear().range([height, 0]);

var	xAxis = d3.svg.axis().scale(x)
	.orient("bottom").ticks(5);

var	yAxis = d3.svg.axis().scale(y)
	.orient("left").ticks(5);

var	valueline = d3.svg.line()
	.x(function(d) { return x(d.date); })
	.y(function(d) { return y(d.close); });

var	valueline2 = d3.svg.line()
	.x(function(d) { return x(d.date); })
	.y(function(d) { return y(d.open); });

var	svg = d3.select("body")
	.append("svg")
		.attr("width", width + margin.left + margin.right)
		.attr("height", height + margin.top + margin.bottom)
	.append("g")
		.attr("transform", "translate(" + margin.left + "," + margin.top + ")");

// Get the data
d3.csv("data.csv", function(error, data) {
	data.forEach(function(d) {
		d.date = parseDate(d.date);
		d.close = +d.close;
		d.open = +d.open;
	});

	// Scale the range of the data
	x.domain(d3.extent(data, function(d) { return d.date; }));
	y.domain([0, d3.max(data, function(d) { return Math.max(d.close, d.open); })]);

	svg.append("path")		// Add the valueline path.
		.attr("class", "line")
		.attr("d", valueline(data));

	svg.append("path")		// Add the valueline2 path.
		.attr("class", "line")
		.style("stroke", "red")
		.attr("d", valueline2(data));

	svg.append("g")			// Add the X Axis
		.attr("class", "x axis")
		.attr("transform", "translate(0," + height + ")")
		.call(xAxis);

	svg.append("g")			// Add the Y Axis
		.attr("class", "y axis")
		.call(yAxis);

	svg.append("text")
		.attr("transform", "translate(" + (width+3) + "," + y(data[0].open) + ")")
		.attr("dy", "1.35em")
		.attr("text-anchor", "start")
		.style("fill", "red")
		.text("Open");

	svg.append("text")
		.attr("transform", "translate(" + (width+3) + "," + y(data[0].close) + ")")
		.attr("dy", "1.35em")
		.attr("text-anchor", "start")
		.style("fill", "steelblue")
		.text("Close");

console.log(data.length-1);
console.log(data[data.length-1].open);
console.log(data[0].open);
console.log(y(data[0].open));
console.log(y(data[0].close));

});

</script>
</body>
date	close	open
1-May-12	68.13	34.12
30-Apr-12	63.98	45.56
27-Apr-12	67.00	67.89
26-Apr-12	89.70	78.54
25-Apr-12	99.00	89.23
24-Apr-12	130.28	99.23
23-Apr-12	166.70	101.34
20-Apr-12	234.98	122.34
19-Apr-12	345.44	134.56
18-Apr-12	443.34	160.45
17-Apr-12	543.70	180.34
16-Apr-12	580.13	210.23
13-Apr-12	605.23	223.45
12-Apr-12	622.77	201.56
11-Apr-12	626.20	212.67
10-Apr-12	628.44	310.45
9-Apr-12	636.23	350.45
5-Apr-12	633.68	410.23
4-Apr-12	624.31	430.56
3-Apr-12	629.32	460.34
2-Apr-12	618.63	510.34
30-Mar-12	599.55	534.23
29-Mar-12	609.86	578.23
28-Mar-12	617.62	590.12
27-Mar-12	614.48	560.34
26-Mar-12	606.98	580.12
	<!DOCTYPE html>
	<meta charset="utf-8">
	<style>

	body { font: 12px Arial;}

	path {
	stroke: steelblue;
	stroke-width: 2;
	fill: none;
	}

	.axis path,
	.axis line {
	fill: none;
	stroke: grey;
	stroke-width: 1;
	shape-rendering: crispEdges;
	}

	</style>
	<body>
	<script src="http://d3js.org/d3.v3.min.js"></script>

	<script>

	var margin = {top: 30, right: 40, bottom: 30, left: 50},
	width = 600 - margin.left - margin.right,
	height = 270 - margin.top - margin.bottom;

	var parseDate = d3.time.format("%d-%b-%y").parse;

	var x = d3.time.scale().range([0, width]);
	var y = d3.scale.linear().range([height, 0]);

	var xAxis = d3.svg.axis().scale(x)
	.orient("bottom").ticks(5);

	var yAxis = d3.svg.axis().scale(y)
	.orient("left").ticks(5);

	var valueline = d3.svg.line()
	.x(function(d) { return x(d.date); })
	.y(function(d) { return y(d.close); });

	var valueline2 = d3.svg.line()
	.x(function(d) { return x(d.date); })
	.y(function(d) { return y(d.open); });

	var svg = d3.select("body")
	.append("svg")
	.attr("width", width + margin.left + margin.right)
	.attr("height", height + margin.top + margin.bottom)
	.append("g")
	.attr("transform", "translate(" + margin.left + "," + margin.top + ")");

	// Get the data
	d3.csv("data.csv", function(error, data) {
	data.forEach(function(d) {
	d.date = parseDate(d.date);
	d.close = +d.close;
	d.open = +d.open;
	});

	// Scale the range of the data
	x.domain(d3.extent(data, function(d) { return d.date; }));
	y.domain([0, d3.max(data, function(d) { return Math.max(d.close, d.open); })]);

	svg.append("path") // Add the valueline path.
	.attr("class", "line")
	.attr("d", valueline(data));

	svg.append("path") // Add the valueline2 path.
	.attr("class", "line")
	.style("stroke", "red")
	.attr("d", valueline2(data));

	svg.append("g") // Add the X Axis
	.attr("class", "x axis")
	.attr("transform", "translate(0," + height + ")")
	.call(xAxis);

	svg.append("g") // Add the Y Axis
	.attr("class", "y axis")
	.call(yAxis);

	svg.append("text")
	.attr("transform", "translate(" + (width+3) + "," + y(data[0].open) + ")")
	.attr("dy", "1.35em")
	.attr("text-anchor", "start")
	.style("fill", "red")
	.text("Open");

	svg.append("text")
	.attr("transform", "translate(" + (width+3) + "," + y(data[0].close) + ")")
	.attr("dy", "1.35em")
	.attr("text-anchor", "start")
	.style("fill", "steelblue")
	.text("Close");

	console.log(data.length-1);
	console.log(data[data.length-1].open);
	console.log(data[0].open);
	console.log(y(data[0].open));
	console.log(y(data[0].close));

	});

	</script>
	</body>