Latest Benchmarks

Browse the latest JavaScript performance benchmarks created by the community.

replace vs substring vs slice testtestestetest

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weakmap vs object properties

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abcdef 1234

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array find vs some vs findIndex

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Map() vs Object() on write and read

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Map() vs Object() on write no strings

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Map() vs Object() on write

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Map() vs Object() + Reduce vs Iteration

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Fors comparison

for vs for..in vs for..of vs forEach

Creating object (Map vs Object literal)

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const array = Array.from(Array(10000).keys()) const sortedArray = [...array].sort()

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Sorting Arrays

This benchmark compares sorting arrays based on spreading and slicing

Array .pop() vs .shift()

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array sort

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Set vs Array for unique list (convert set to array) 2

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== null (with implicit conversion) vs (=== null || === undefined) vs util function

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Javascript: Case insensitive string comparison + Collators performance

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maps vs objects - filters

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

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Trimming leading/trailing characters again

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lodash _.cloneDeep vs json.parse(stringify())

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BF Split vs Regex

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test for of loop

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Repeated index vs Asssignment

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Fast deep equal vs JSON.stringify

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