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Last active February 16, 2023 13:30
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index.html
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8"/>
<title>find vs for</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>
Raw
suite.js
"use strict";
(function (factory) {
if (typeof Benchmark !== "undefined") {
factory(Benchmark);
} else {
factory(require("benchmark"));
}
})(function (Benchmark) {
var suite = new Benchmark.Suite;
suite.add("const id = 5000", function () {
const id = 5000
const arr = Array.from(Array(10000), (_, index) => ({id: index + 1}))
let find = false
for (let i = 0; i < arr.length; i++) {
if (arr[i].id === id) {
find = arr[i]
break
}
}
});
suite.add("const id = 5000", function () {
const id = 5000
const arr = Array.from(Array(10000), (_, index) => ({id: index + 1}))
const find = arr.find(item => item.id === id)
});
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("find vs for");
console.log(new Array(30).join("-"));
suite.run();
});
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