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Last active May 27, 2020 12:17
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Unique elements array #jsbench #jsperf (https://jsbench.github.io/#de6edc50c458a54408d98a630b988cab) #jsbench #jsperf
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8"/>
<title>Unique elements array #jsbench #jsperf</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 () {
var testingArray = [];
for (let i=0, ii=100000; i<ii; i++) {
testingArray.push(Math.round(Math.random() * ii))
}
};
suite.add("testingArray.filter((currentValue, index, arr) => arr.indexOf(currentValue) === index)", function () {
testingArray.filter((currentValue, index, arr) => arr.indexOf(currentValue) === index)
});
suite.add("testingArray.reduce((accumulator, currentValue) => (", function () {
testingArray.reduce((accumulator, currentValue) => (
accumulator.includes(currentValue) ? accumulator : [...accumulator, currentValue]
), []);
});
suite.add("[...new Set(testingArray)];", function () {
[...new Set(testingArray)];
});
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("Unique elements array #jsbench #jsperf");
console.log(new Array(30).join("-"));
suite.run();
});
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