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iris
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| license: mit |
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| <!DOCTYPE html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <script src="https://d3js.org/d3.v4.min.js"></script> | |
| <style> | |
| body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; } | |
| </style> | |
| </head> | |
| <body> | |
| <script> | |
| let svg = d3.select("body").append("svg") | |
| .attr("width", 500) | |
| .attr("height", 500) | |
| d3.csv("https://raw.githubusercontent.com/LyonDataViz/ECL-CDL-Dataviz/master/data/iris.csv", (err, dataset) => { | |
| console.log(dataset); | |
| // accessors | |
| let sepalLength = d => d.sepal_length; | |
| let sepalWidth = d => d.sepal_width; | |
| let petalWidth = d => d.petal_width; | |
| let species = d => d.species; | |
| // scales | |
| let xScale = d3.scaleLinear() | |
| .domain([d3.min(dataset, sepalLength), | |
| d3.max(dataset, sepalLength)]) | |
| .range([0, 400]); | |
| let yScale = d3.scaleLinear() | |
| .domain([d3.min(dataset, sepalWidth), | |
| d3.max(dataset, sepalWidth)]) | |
| .range([0, 400]); | |
| let rScale = d3.scaleLinear() | |
| .domain([d3.min(dataset, petalWidth), | |
| d3.max(dataset, petalWidth)]) | |
| .range([0, 10]); | |
| let colorScale = d3.scaleOrdinal() | |
| .domain(["setosa", "versicolor", "virginica"]) | |
| .range(d3.schemeCategory10); | |
| // entry | |
| let entry = svg.selectAll("circle").data(dataset).enter(); | |
| entry.append("circle") | |
| .attr("cx", d => 50 + xScale(sepalLength(d))) | |
| .attr("cy", d => 50 + yScale(sepalWidth(d))) | |
| .attr("r", d => rScale(petalWidth(d))) | |
| .attr("fill", d => colorScale(species(d))) | |
| ; | |
| let xAxis = d3.axisLeft().scale(xScale); | |
| let yAxis = d3.axisBottom().scale(yScale); | |
| svg.append('g') | |
| .attr('transform', 'translate(50, 50)') | |
| .attr('class', 'x axis') | |
| .call(xAxis); | |
| svg.append('g') | |
| .attr('transform', 'translate(50, 450)') | |
| .attr('class', 'y axis') | |
| .call(yAxis); | |
| }) | |
| </script> | |
| </body> |
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