Latest Benchmarks

Browse the latest JavaScript performance benchmarks created by the community.

Convert Array to Object 2 - Object.fromEntries vs reduce vs forEach

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for-in vs object.keys vs object.values for objects v3

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object spread vs immutable-js merge 4.3.0

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for vs forEach vs for..in vs for..of (with fixed iterator item reference)

Compare loop performance

for-in vs object.keys vs object.values for objects v2

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React useCallback vs inline function vs inline handler

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remove vs filter

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Lodash cloneDeep VS spread operator large object

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lodash test 213124

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lodash test 213123

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filter.map vs flatmap vs reduce vs flatmap precreated array and filter always true v2

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DeepFreeze vs Lodash cloneDeep vs JSON Clone

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test slice with indexOf vs filter

test slice with indexOf vs filter

Dompurify vs sanitize-html latest

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Object mapping: Object.entries VS Object.keys VS Object.keys with extra array VS Object.entries without array

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zargazrgzragzra

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Try/catch performance (JSON parse) improved

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undefined vs evaluation vs hasOwnProperty

Object lookup performance

lodash isNil vs === null || === undefined

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forin vs obj.values().map

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omit function testing

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str.match vs str.Split3322

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

str.match vs str.Split33

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

Reduce vs Loop (partition)

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char index vs charAt() vs slice() vs startsWith() vs RegExp Fixed

Compare methods for testing string's beggining character.