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@cameronbourke

cameronbourke/.block

Created May 16, 2019 01:43
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fresh block
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.block
license: mit
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index.html
<!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>
<svg width="500" height="300">
<rect />
<rect />
<rect />
<rect />
<rect />
</svg>
<script>
const dataset = [100, 250, 175, 200, 120];
const t1 = d3.selectAll("rect");
console.log('t1', t1);
[...t1._groups[0]].forEach(r => console.log(r.__data__))
const t2 = t1.data(dataset);
[...t2._groups[0]].forEach(r => console.log(r.__data__))
console.log('t2', t2);
const t3 = t2.attr("x", (d, i) => i * 100);
console.log('t2.arrt("x")');
[...t3._groups[0]].forEach(r =>
console.log('r.x', Object.freeze(r.x), 'r.y', Object.freeze(r.y));
console.log('t3', t3);
console.log('t2.arrt("y")');
const t4 = t3.attr("y", (d) => 300 - d);
console.log('t4', t4);
t4.attr("width", 100)
.attr("height", (d) => d)
.attr("fill", "blue")
.attr("stroke", "#fff")
</script>
</body>
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