Latest Benchmarks

Browse the latest JavaScript performance benchmarks created by the community.

Math.min and Math.max vs reduce vs for for range 100000 items.

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Group by - reassign vs immutable

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Slice vs Pop vs newArrayPop

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Slice vs Pop vs directAccess

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lodash range vs Array.from vs keys() + spread 234das

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Lodash cloneDeep vs structuredClone vs JSON Parse (uint8array, 5MB)

https://developer.mozilla.org/en-US/docs/Web/API/structuredClone

deepcopy vs splice 2

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react shallowEqual vs Ramda equals

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react shallowEqual vs ramda

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string split vs substring vs substr (first item)

The first item of a string, by separator (The header from a JWT/JWS)

fill + map vs push

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fixed vs math

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Number() vs Unary plus vs parseInt vs parseFloat

Converting strings to numbers

Object.entries VS Object.keys VS Object.keys with extra array VS Object.entries without array VS Object.keys as separate array with for loop

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replace vs split.join 3

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replace vs split.join 2

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for vs foreach t23

Compare loop performance

for vs foreach t2

Compare loop performance

querySelectorAll and querySelectorAll1

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filter vs reduce vs slice-splice

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DOMPurify vs JSXSS

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Dompurify vs xss

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Measure Text Methods fairer

Using various methods to measure a single string of text.

Measure Text Methods fixed

Using various methods to measure a single string of text.

JS array spread operator vs push

test insertion efficiency