Latest Benchmarks

Browse the latest JavaScript performance benchmarks created by the community.

Date parse vs clone

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Filter and Map vs Reduce

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slice VS splice : who get first 10 items faster

100k list splice and shift win, they mutate list slice loose, it creates a copy of list 7.5x slower

JavaScript spread operator vs Object.assign performance with 1000 props

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testds

yesy

reduce vs sort

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multi or operator vs array.find

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concat vs push + spread vs spread [v2]

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or operator vs array.find

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for vs optimized for vs foreach vs some vs for..of

Compare loop performance

Date vs Moment Same Day

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Some vs. includes, small array

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instanceof Vector

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convert string number

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JavaScript spread operator vs Object.assign performance HDN

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Polymorhpic: undefined vs. typeof vs. in vs. hasOwnProperty vs Object.hasOwn

Object lookup performance with polymorphic

undefined vs. typeof vs. in vs. hasOwnProperty vs Object.hasOwn

Object lookup performance

Re-used function declaration vs Creating arrow function from factory vs Creating plain function from factory

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Test array vide

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Intl.NumberFormat vs toLocaleString vs Custom Formatter vs Pre-created Intl formatter

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Intl.NumberFormat vs toLocalString vs Custom Format vs Pre-created Intl formatter

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NodeList loop iterator comparison

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Anonymous Function in Loop 2

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Lodash (4.17.11) cloneDeep vs JSON Clone vs structuredClone

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Moment Unix vs Vanilla Javascript

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