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// Set Dimensions
const xSize = 500;
const ySize = 500;
const margin = 40;
const xMax = xSize - margin*2;
const yMax = ySize - margin*2; // Create Random Points const numPoints = 100; const data = []; for (let i = 0; i < numPoints; i++) { data.push([Math.random() * xMax, Math.random() * yMax]); } // Append SVG Object to the Page const svg = d3.select("#myPlot") .append("svg") .append("g") .attr("transform","translate(" + margin + "," + margin + ")"); // X Axis const x = d3.scaleLinear() .domain([0, 500]) .range([0, xMax]); svg.append("g") .attr("transform", "translate(0," + yMax + ")") .call(d3.axisBottom(x)); // Y Axis const y = d3.scaleLinear() .domain([0, 500]) .range([ yMax, 0]); svg.append("g") .call(d3.axisLeft(y)); // Dots svg.append('g') .selectAll("dot") .data(data).enter() .append("circle") .attr("cx", function (d) { return d[0] } ) .attr("cy", function (d) { return d[1] } ) .attr("r", 3) .style("fill", "Red"); |
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