Latest Benchmarks

Browse the latest JavaScript performance benchmarks created by the community.

Shallow Copy Array - Slice vs Spread vs Filter

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sorting an array and then reverse vs sorting with reversive comparison

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Set vs some for arrays of objects

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toFixed vs Math.round() sd6f54sd6f54

Comparing performance of: toFixed(4) vs toPrecision(4).toString() vs (Math.round(*10000)/10000).toString() vs Math.floor fast vs the new Math.trunc

toFixed vs Math.round() sd6f54sd6f54s6df54ds6f

Comparing performance of: toFixed(4) vs toPrecision(4).toString() vs (Math.round(*10000)/10000).toString() vs Math.floor fast vs the new Math.trunc

Array length to string

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map vs object 2 2 2 2

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parsefloattofixed vs round

Compare round lodash function vs javascript native toFixed() function

replace vs substring vs slice testtestestetest

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weakmap vs object properties

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abcdef 1234

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array find vs some vs findIndex

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Map() vs Object() on write and read

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Map() vs Object() on write no strings

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Map() vs Object() on write

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Map() vs Object() + Reduce vs Iteration

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Fors comparison

for vs for..in vs for..of vs forEach

Creating object (Map vs Object literal)

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const array = Array.from(Array(10000).keys()) const sortedArray = [...array].sort()

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Sorting Arrays

This benchmark compares sorting arrays based on spreading and slicing

Array .pop() vs .shift()

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array sort

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Set vs Array for unique list (convert set to array) 2

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== null (with implicit conversion) vs (=== null || === undefined) vs util function

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Javascript: Case insensitive string comparison + Collators performance

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