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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; } svg { width: 100%; height: 100%; } </style> </head> <body> <svg></svg> <script> const width = 100; const height = 200; const data = [50, 75, 100, 125, 200]; const svg = d3.select('svg'); // this is grabbing an empty selection const enter = svg.selectAll('rect') .data(data) .enter().append('rect') .attr('x', (d, i) => i * width) .attr('y', d => height - d) .attr('width', width) .attr('height', d => d) .attr('fill', d => d === 100 ? 'blue' : 'red') .attr('stroke', '#85ff60'); console.log(enter); </script> </body>
https://d3js.org/d3.v4.min.js