Latest Benchmarks

Browse the latest JavaScript performance benchmarks created by the community.

Lodash sortby vs array spread sort

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Array filtering performance

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body vs querySelector

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array.splice vs array.length

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Array.filter + Array.map vs Array.reduce

Faster way for filter and transform array object

Lodash "uniqWith" "unionBy" "uniqBy" (100)

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multiple querySelector vs new variable

double querySelector vs extra variable

JavaScript spread operator vs Object.assign performance(New Reference)

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JavaScript spread operator vs Object.assign performance (Immutable)

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unique list

fastest way to get

Switch vs Object Literal version 2

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Regex vs split/join 23313

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floor vs trunc vs bit shift

the fastest way to get an integer from a float

Lodash cloneDeep vs structuredClone (specific use case)

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

Split VS URL

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instanceof vs typeof vs Object.prototype.toString.call vs constructor vs constructor.name

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instanceof vs typeof vs Object.prototype.toString.call vs constructor

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instanceof vs typeof vs Object.prototype.toString.call

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Removing Decimal Math.Trunc vs toFixed

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Object vs Let

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MultiArray vs One-Dimensional Array

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Array vs ArrayBuffer

Both has the same speed almost (Array is more faster) ArrayBuffer is just more memory efficient

querySelector vs querySelectorAll vs getElementsByClassName vs querySelector (ID) vs getElementsByID with lots of elements

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memory test v2

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Instantiation of ArrayBuffer vs Normal Part 3

normal var is faster but using a Uint__Array is more memory efficient