Latest Benchmarks

Browse the latest JavaScript performance benchmarks created by the community.

typeof vs ===null

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Optimizing Code: Sets vs Array

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obj di vs array find

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createElement vs cloneNode() vs cloneNode(false) vs cloneNode(true)

Faster way to create new dom elements before insertion

fetch vs ajax call V3

fetch vs ajax call

Intl.DateFormat with/without caching

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Array.apply vs ... (spread)

Array.apply vs ... (spread)

TypedArray.apply vs ... (spread)

TypedArray.apply vs ... (spread)

{} vs new Object() vs Object.null (Delete)

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{} vs new Object() vs Object.null (Read)

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{} vs new Object() vs Object.null (Assignment)

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{} vs new Object() vs Object.null (Generation)

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FlatMap method vs for loop (small sample)

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Object Method Test

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Read Data Table vs Switch

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for-in vs object.keys.for-loop vs object.keys.forEach

Comparing performance for iterating over and object

object.keys for loop vs for in

Comparing performance for iterating over and object

Case-insensitive RegEx.test vs. String.includes vs. String.match

Case-insensitive string match

FindIndex + splice vs filter55555

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lodash uniq vs set large

<script src='https://cdn.jsdelivr.net/npm/lodash@4.17.10/lodash.min.js'></script>

splice vs slice test

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Excel content type using RegEx vs direct comparison

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Object vs Map, literal keys

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Object vs Map 2

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Performance checking the start of a string

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