Latest Benchmarks

Browse the latest JavaScript performance benchmarks created by the community.

TextDecoder('utf-16') vs String.fromCharCode

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Iterate Array.from(n, () => {}) vs [...Array(n)]

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Regex vs Split and pop node name

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Length vs regex

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JS deep copy obj test2

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Join vs toString vs JSON

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Lodash cloneDeep vs structuredClone vs recursiveDeepCopy vs JSON clone vs Fast Copy vs chatGptDeepClone

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JS deep copy obj test

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sset vs remove atttr

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Markdown Performance Comparison June 5th 2023

A performance comparison of leading Javascript Markdown implementations.

Lodash cloneDeep vs structuredClone vs recursiveDeepCopy vs JSON clone (larger object)

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

wefwe efewre

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optional chaining vs. non-optional chaining

Determine performance cost of using optional chaining when not required

str.match vs str.Split filter

Test String.match with regex against String.split with string. We are splitting a string at the spaces.

Lodash cloneDeep vs JSON Clone vs Ramda Clone vs hand rolled vs spread vs obj.assign vs structured clone

just benchmarking things

Some vs. Filter vs. indexOf vs. Includes vs. Find with fix

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regex vs. split().slice().join()

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map+join vs concat2

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map+join vs concat1

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map+join vs concat

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String() vs .toString() vs concat vs template

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Array.prototype.slice vs spread operator 20

Compare the new ES6 spread operator with the traditional slice() method

2023 - xhr vs fetch

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Array concat vs spread operator vs push (reduce)

Compare the new ES6 spread operator with the traditional concat() method and push

BigInt parseInt vs Number

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