mbostock/.block

## .block
license: gpl-3.0

## README.md

      
    Raw
  

              README.md
            
          
    D3 2.10 adds support for tab-separated values via d3.tsv. Similar to the previous d3.csv method, this makes it easy to load and parse TSV files.
d3.tsv("data.tsv", function(data) {
  console.log(data[0].x);
});

  
## data.tsv

          
            x
            y

            
              5
              90

            
              25
              30

            
              45
              50

            
              65
              55

            
              85
              25

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

body {
  font: 10px sans-serif;
}

.axis path,
.axis line {
  fill: none;
  stroke: #000;
  shape-rendering: crispEdges;
}

.point {
  fill: steelblue;
  stroke: #000;
}

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

var margin = {top: 20, right: 20, bottom: 30, left: 40},
    width = 960 - margin.left - margin.right,
    height = 500 - margin.top - margin.bottom;

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

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

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 + ")");

d3.tsv("data.tsv", function(error, data) {
  if (error) throw error;

  // Coerce the data to numbers.
  data.forEach(function(d) {
    d.x = +d.x;
    d.y = +d.y;
  });

  // Compute the scales’ domains.
  x.domain(d3.extent(data, function(d) { return d.x; })).nice();
  y.domain(d3.extent(data, function(d) { return d.y; })).nice();

  // Add the x-axis.
  svg.append("g")
      .attr("class", "x axis")
      .attr("transform", "translate(0," + height + ")")
      .call(d3.svg.axis().scale(x).orient("bottom"));

  // Add the y-axis.
  svg.append("g")
      .attr("class", "y axis")
      .call(d3.svg.axis().scale(y).orient("left"));

  // Add the points!
  svg.selectAll(".point")
      .data(data)
    .enter().append("circle")
      .attr("class", "point")
      .attr("r", 4.5)
      .attr("cx", function(d) { return x(d.x); })
      .attr("cy", function(d) { return y(d.y); });
});

</script>

## thumbnail.png

      
    Raw
  

              thumbnail.png
	<!DOCTYPE html>
	<meta charset="utf-8">
	<style>

	body {
	font: 10px sans-serif;
	}

	.axis path,
	.axis line {
	fill: none;
	stroke: #000;
	shape-rendering: crispEdges;
	}

	.point {
	fill: steelblue;
	stroke: #000;
	}

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

	var margin = {top: 20, right: 20, bottom: 30, left: 40},
	width = 960 - margin.left - margin.right,
	height = 500 - margin.top - margin.bottom;

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

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

	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 + ")");

	d3.tsv("data.tsv", function(error, data) {
	if (error) throw error;

	// Coerce the data to numbers.
	data.forEach(function(d) {
	d.x = +d.x;
	d.y = +d.y;
	});

	// Compute the scales’ domains.
	x.domain(d3.extent(data, function(d) { return d.x; })).nice();
	y.domain(d3.extent(data, function(d) { return d.y; })).nice();

	// Add the x-axis.
	svg.append("g")
	.attr("class", "x axis")
	.attr("transform", "translate(0," + height + ")")
	.call(d3.svg.axis().scale(x).orient("bottom"));

	// Add the y-axis.
	svg.append("g")
	.attr("class", "y axis")
	.call(d3.svg.axis().scale(y).orient("left"));

	// Add the points!
	svg.selectAll(".point")
	.data(data)
	.enter().append("circle")
	.attr("class", "point")
	.attr("r", 4.5)
	.attr("cx", function(d) { return x(d.x); })
	.attr("cy", function(d) { return y(d.y); });
	});

	</script>