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Scatterplot with Multiple Series
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| license: gpl-3.0 |
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| x | y1 | y2 | |
|---|---|---|---|
| 5 | 90 | 22 | |
| 25 | 30 | 25 | |
| 45 | 50 | 80 | |
| 65 | 55 | 9 | |
| 85 | 25 | 95 |
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| <!DOCTYPE html> | |
| <meta charset="utf-8"> | |
| <style> | |
| body { | |
| font: 10px sans-serif; | |
| } | |
| .axis path, | |
| .axis line { | |
| fill: none; | |
| stroke: #000; | |
| shape-rendering: crispEdges; | |
| } | |
| .point { | |
| 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 z = d3.scale.category10(); | |
| 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.csv("data.csv", function(error, data) { | |
| if (error) throw error; | |
| // Compute the series names ("y1", "y2", etc.) from the loaded CSV. | |
| var seriesNames = d3.keys(data[0]) | |
| .filter(function(d) { return d !== "x"; }) | |
| .sort(); | |
| // Map the data to an array of arrays of {x, y} tuples. | |
| var series = seriesNames.map(function(series) { | |
| return data.map(function(d) { | |
| return {x: +d.x, y: +d[series]}; | |
| }); | |
| }); | |
| // Compute the scales’ domains. | |
| x.domain(d3.extent(d3.merge(series), function(d) { return d.x; })).nice(); | |
| y.domain(d3.extent(d3.merge(series), 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(".series") | |
| .data(series) | |
| .enter().append("g") | |
| .attr("class", "series") | |
| .style("fill", function(d, i) { return z(i); }) | |
| .selectAll(".point") | |
| .data(function(d) { return d; }) | |
| .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> |
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Thank you for your post :). It helped me 👍