Latest Benchmarks

Browse the latest JavaScript performance benchmarks created by the community.

Flat vs Reduce

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Get unique and duplicate emails

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Find unique and duplicate emails

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Find unique and duplicates

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lodash merge, lodash assign, Object.assign, es6 spread

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Create versus clone element

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Math.pow(2,n) vs Table lookup vs bitwise

Which is faster: Table lookup or Math.pow(2,value) or bitwise operation (1 << value)?

lodash groupBy vs Array.forEach 100k

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Copy vs traversal

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Instanceof vs number compare vs property checking vs constructor comparison

Testing performance of instanceOf vs. a number comparison (some enum type)

replace vs substring vs split

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type coercion null

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Jquery 3.2 vs 3.6

Check speed

toFixed vs toPrecision vs Math.round() as float

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type coercion

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vanilla vs lodash array difference

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Array functions diff vs filter

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Lodash vs Vanilla test

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flatMap vs reduce without spread

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Lodash cloneDeep vs structuredClone loa-details

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

Array.prototype.concat vs spread operator js

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

Regex vs LOop

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Map.get versus Array.find for 1000 elements

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Map.get versus Array.find for 10000 elements

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Map.get versus Array.find for 100 elements

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