Latest Benchmarks

Browse the latest JavaScript performance benchmarks created by the community.

Setting multiple canvas pixels

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String concatenation vs array join vs array reduce (addition array.toString)

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typeof number vs. Number.isNan vs. isNan vs self comparison

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length perf

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findIndex vs IndexOf + map

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lodash 1 argument against 2

lodash 1 argument against 2

object concat vs spread

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object concat vs spread vs concat

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lodash groupBy vs Object.groupBy 100k

Comparing performance of: Lodash vs Native

JavaScript spread operator vs Object.assign vs different spread performance v2

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My JavaScript spread operator vs Object.assign performance

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Map vs Obj lookup test

Lookup of map vs object

typeof function vs call in function

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regexp capturing group named vs indexed

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lodash uniq vs set 1234567890

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.startsWith() vs .test() vs .match() vs .indexOf() and equals

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for vs foreach vs for..of vs for..of over entries minou

Compare loop performance

json parse and search regex1

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+ vs Number, with 100k numbers

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add strings

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Closest vs. Contains

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Regex vs Split for base64 string

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array find vs. object access

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+ vs Number

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Reduce with spread operator vs without on a small array

Reduce with spread operator vs without on a small array