Latest Benchmarks

Browse the latest JavaScript performance benchmarks created by the community.

forEach vs reduce vs map vs filter vs for vs for..of big list

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forEach vs reduce vs map vs filter vs for vs for..of

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Push vs Filter

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dompurify, js-xss

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TEMPLATE1

Calculation performance cloneNode versus innerHTML, mostly related to performance for use in Web Components

string concatenation vs template

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.test vs .match vs modulo(string)

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for in vs iterate over keys

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Setting Canvas Pixel with preformat

Added additional test to test using preformatted strings vs concat vs join

js math vs toLocaleString

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Array.prototype.forEach vs. querySelectorAll

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RegEx.test vs. String.includes with array test

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Using a Set vs. Object vs Array for small number of elements

For a small number of elements (5) test whether creating and looking and deleting elements in a set vs object vs array are faster

RegEx.test vs. String.includes larger

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gsfggdfgdfg dfgdxfg dsfgsf

sdfgsdf

map vs reduce at mapping

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jsdlfkjsdlfkjsldkfj

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sdfflknweflkjlwkdfjliwkejflkjskdljfg

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Large Object Enum vs String LIteral

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JavaScript spread operator vs Object.assign performance 2

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copyWithin: is it fast in Uint32Array

Comparing the performance between iteration and copyWithin in Uint32Array

TEST match vs exec on safari

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replaceAll vs regex replace . with ,

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Concat vs Spread vs flat

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local vs global regex performance in js functions (v2)

Do regular expressions become faster in javascript, when we put them in the global scope, or doesn't it matter when we declare them directly in a function?