stack bar chart

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>D3 Page Template</title>
<script src="https://d3js.org/d3.v4.min.js"></script>
</head>
<body>
	<style>
.axis path,
.axis line{
    fill: none;
    stroke: black;
    shape-rendering: crispEdges;
}

.axis text {
    font-family: sans-serif;
    font-size: 11px;
}
</style>
<script type="text/javascript">
// Your beautiful D3 code will go here
var width = 700;  //画布的宽度
var height = 700;   //画布的高度

var svg = d3.select("body")     //选择文档中的body元素
    .append("svg")          //添加一个svg元素
    .attr("width", width)       //设定宽度
    .attr("height", height);    //设定高度
var padding = {left:45, right:40, top:25, bottom:20};
  
d3.csv("file1.csv",function(csvdata) {  
var dataset_Ft = []
var dateset_All = []
var dataset_Total = []
var employee = []
for (var i = 0; i < csvdata.length - 3; i++) {
    dataset_Ft.push(csvdata[i].Earnings_FT)
    dataset_All.push(csvdata[i].Earnings_All)
    dataset_Total.push( + csvdata[i].Earnings_All + csvdata[i].Earnings_FT)
    
 		employee.push(csvdata[i].Highest_level_completed)
} 
var xScale = d3.scaleBand()
    .domain(employee)
	.range([0, width - padding.left - padding.right])

var yScale =  d3.scaleLinear()
    .domain([0,d3.max(dataset.Total)])
    .range([height - padding.top - padding.bottom, 0]);
});
</script>
</body>
</html>

https://d3js.org/d3.v4.min.js