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D3.jsを使ってランダムなデータセットを作成する

JavaScript
d3.js

Posted at 2013-05-06

d3.js でテスト用に、5000個のランダムなデータセットを作成

var w = 1000;
var h = 1000;
var data = d3.range(5000).map(function() {
  return {x: Math.floor(Math.random() * w) , y: Math.floor(Math.random() * h)};
});

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