Latest Benchmarks

Browse the latest JavaScript performance benchmarks created by the community.

array spread vs concat vs from vs slice

Compare various ways of copying an array

Object property: delete vs undefined 2

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Object.assign vs spread operator vs property accessor 2

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Object.assign vs spread operator vs property accessor

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Object defineProperty on class

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acos vs atan

acos vs atan

eval vs new Function #2

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Object.assign vs. JSON String/Parse deeper object

Creating a "new" object reference every time

New Object from Reduce vs. ForEach

Tests the difference in creating new objects by using reduce vs building up an object in a forEach function

split vs slice

Javascript split vs slice performance

Delete vs destructure for objects without mutating

Measure the performance of delete versus removing a prop from an object without mutating

Object.keys(obj)[0] vs for in

Test the performance to retrieve the first key of an object

String.match vs. RegEx.test

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Double tilde vs Math.floor

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Array.reduce vs for loops vs Array.forEach

A test summing 1000 random numbers, 1 - 10000

Double.js benchmark5

Test runner for extended precision libraries (https://github.com/munrocket/double.js)

Remove by splice + findIndex vs filter

Deletion of an element from an array.

Math.floor vs Math.trunc

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(ColorfulCakeChen) CNN Embedding (96b9f70ed93b7160185f70fcb501b92334761434) 206

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eval vs new Function vs Script Blob

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JS Big Integers v2

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standard function vs arrow function

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Lodash Chain vs Native (with &&) vs Native (without &&) vs Flow

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Lodash Chain vs &&

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style vs style.cssText benchmark

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