d3js v4 playground

by nicotr014

HTML

<script src="https://d3js.org/d3-selection-multi.v0.4.min.js"></script>
<script src="https://d3js.org/d3.v4.min.js"></script>
<svg id="svg" class="chart"></svg>

CSS

.chart rect {
  fill: steelblue;
}

.chart text {
  font: 10px sans-serif;
  text-anchor: middle;
}

.axis text {
  font: 10px sans-serif;
}

.axis path,
.axis line {
  fill: none;
  stroke: #000;
  shape-rendering: crispEdges;
  stroke-width: 1px;
}

JavaScript

console.clear();
/* var data = [
  {name: "Locke",    value:  4},
  {name: "Reyes",    value:  8},
  {name: "Ford",     value: 15},
  {name: "Jarrah",   value: 16},
  {name: "Shephard", value: 23},
  {name: "Kwon",     value: 42}
]; */

// Parse the date / time
var	parseDate = d3.time.format("%Y-%m").parse;

var data = [{date: parseDate('2013-01'), value: 53 },
{date: parseDate('2013-02'), value: 165 },
{date: parseDate('2013-03'), value: 269 },
{date: parseDate('2013-04'), value: 344 },
{date: parseDate('2013-05'), value: 376 },
{date: parseDate('2013-06'), value: 410 },
{date: parseDate('2013-07'), value: 421 },
{date: parseDate('2013-08'), value: 600 },
{date: parseDate('2013-09'), value: 376 },
{date: parseDate('2013-10'), value: 359 },
{date: parseDate('2013-11'), value: 392 },
{date: parseDate('2013-12'), value: 433 },
{date: parseDate('2014-01'), value: 455 },
{date: parseDate('2014-02'), value: 478 }]

var margin = {top: 20, right: 20, bottom: 70, left: 40},
    width = 600 - margin.left - margin.right,
    height = 300 - margin.top - margin.bottom;

var x = d3.scale.ordinal().rangeRoundBands([0, width], .05);

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

var xAxis = d3.svg.axis()
    .scale(x)
    .orient("bottom")
    .tickFormat(d3.time.format("%Y-%m"))

var yAxis = d3.svg.axis()
    .scale(y)
    .orient("left")
    .ticks(4);

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



// Data

x.domain(data.map(function(d) { return d.date; }));

y.domain([0, d3.max(data, function(d) { return d.value; })]);

svg.append("g")
      .attr("class", "x axis")
      .attr("transform", "translate(0," + height + ")")
      .call(xAxis)
    .selectAll("text")
      .style("text-anchor", "end")
      .attr("dx", "-.8em")
      .attr("dy", "0.5em")
      .attr("transform",...