Published
Edited
Nov 16, 2019
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non_exist_element = d3.select("#nothing") // return an empty array
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select_first_element = d3.select("a") // select an anchor
.style("color", "red"); // set its color red
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select_with_this = d3.selectAll("p").on("click", function() { // select all paragraphs and click to make a paragraph green
d3.select(this).style("color", "green");
});
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d3 = require("https://cdn.jsdelivr.net/npm/d3@5.12.0/dist/d3.js") //d3 = require("d3@5")
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import {anchorLink} from "@embracelife/tutorial-utilities"
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Purpose-built for displays of data

Observable is your go-to platform for exploring data and creating expressive data visualizations. Use reactive JavaScript notebooks for prototyping and a collaborative canvas for visual data exploration and dashboard creation.
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