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@warpech
Created July 25, 2019 11:54
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8"/>
<title>2D vs 1D arrays</title>
<script src="https://cdnjs.cloudflare.com/ajax/libs/benchmark/1.0.0/benchmark.min.js"></script>
<script src="./suite.js"></script>
</head>
<body>
<h1>Open the console to view the results</h1>
<h2><code>cmd + alt + j</code> or <code>ctrl + alt + j</code></h2>
</body>
</html>
"use strict";
(function (factory) {
if (typeof Benchmark !== "undefined") {
factory(Benchmark);
} else {
factory(require("benchmark"));
}
})(function (Benchmark) {
var suite = new Benchmark.Suite;
Benchmark.prototype.setup = function () {
const data2D = [
[1,1],
[2,2],
[3,3],
[4,4],
[5,5],
[6,6],
[7,7],
[8,8],
[9,9],
[10,10],
];
const data1D = [
1,1,
2,2,
3,3,
4,4,
5,5,
6,6,
7,7,
8,8,
9,9,
10,10,
];
};
suite.add("let i = data2D.length;", function () {
let i = data2D.length;
const rowLength = 2;
let sum = 0;
while (i--) {
let j = rowLength;
while (j--) {
sum += data2D[i][j];
}
}
});
suite.add("let i = data1D.length;", function () {
let i = data1D.length;
const rowLength = 2;
let sum = 0;
while (i) {
i -= rowLength;
sum += data1D[i] + data1D[i + 1];
}
});
suite.on("cycle", function (evt) {
console.log(" - " + evt.target);
});
suite.on("complete", function (evt) {
console.log(new Array(30).join("-"));
var results = evt.currentTarget.sort(function (a, b) {
return b.hz - a.hz;
});
results.forEach(function (item) {
console.log((idx + 1) + ". " + item);
});
});
console.log("2D vs 1D arrays");
console.log(new Array(30).join("-"));
suite.run();
});
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