pzeups/index.html

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

.bar {
  fill: steelblue;
}

.bar:hover {
  fill: brown;
}

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

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

.x.axis path {
  display: none;
}

</style>
<body>
<script src="https://d3js.org/d3.v4.min.js"></script>
<script>

var margin = {top: 20, right: 20, bottom: 30, left: 60},
    width = 960 - margin.left - margin.right,
    height = 500 - margin.top - margin.bottom;

var x = d3.scaleBand()
    .range([0, width])
    .padding(.1);

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

var xAxis = d3.axisBottom(x);

var yAxis = d3.axisLeft(y);

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 + ")");

var data = [
    {name: 'D3js', value: 51650},
    {name: 'jQuery', value: 44143},
    {name: 'REACT', value: 44401},
    {name: 'Angular', value: 13318},
];

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

  svg.append("g")
      .attr("class", "y axis")
      .call(yAxis)
    .append("text")
      .attr("transform", "rotate(-90)")
      .attr("y", 6)
      .attr("dy", ".71em")
      .style("text-anchor", "end")
      .text("Project");

  svg.selectAll(".bar")
      .data(data)
    .enter().append("rect")
      .attr("class", "bar")
      .attr("rx", 20)
      .attr("ry", 20)
      .attr("x", function(d) { return x(d.name); })
      .attr("width", x.bandwidth())
      .attr("y", function(d) { return y(d.value); })
      .attr("height", function(d) { return height - y(d.value); });

</script>
	<!DOCTYPE html>
	<meta charset="utf-8">
	<style>

	.bar {
	fill: steelblue;
	}

	.bar:hover {
	fill: brown;
	}

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

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

	.x.axis path {
	display: none;
	}

	</style>
	<body>
	<script src="https://d3js.org/d3.v4.min.js"></script>
	<script>

	var margin = {top: 20, right: 20, bottom: 30, left: 60},
	width = 960 - margin.left - margin.right,
	height = 500 - margin.top - margin.bottom;

	var x = d3.scaleBand()
	.range([0, width])
	.padding(.1);

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

	var xAxis = d3.axisBottom(x);

	var yAxis = d3.axisLeft(y);

	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 + ")");

	var data = [
	{name: 'D3js', value: 51650},
	{name: 'jQuery', value: 44143},
	{name: 'REACT', value: 44401},
	{name: 'Angular', value: 13318},
	];

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

	svg.append("g")
	.attr("class", "y axis")
	.call(yAxis)
	.append("text")
	.attr("transform", "rotate(-90)")
	.attr("y", 6)
	.attr("dy", ".71em")
	.style("text-anchor", "end")
	.text("Project");

	svg.selectAll(".bar")
	.data(data)
	.enter().append("rect")
	.attr("class", "bar")
	.attr("rx", 20)
	.attr("ry", 20)
	.attr("x", function(d) { return x(d.name); })
	.attr("width", x.bandwidth())
	.attr("y", function(d) { return y(d.value); })
	.attr("height", function(d) { return height - y(d.value); });

	</script>