Latest Benchmarks

Browse the latest JavaScript performance benchmarks created by the community.

Bitwise vs pow

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const vs var vs let performance in loop version 2

const vs var vs let performance in loop

const vs var vs let performance in loop

const vs var vs let performance in loop

Undefined vs null

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RegEx.test (various styles) vs. String.includes vs. String.match vs. String Equality vs. String.indexOf

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reduce with for vs. native reduce

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Shallow Copy Array

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TextDecoder vs String.fromCharCode 2023

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Object.values(...).find(...) vs _.find(...,...)

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ArrayBuffer encoding / decoding methods

Array.from() vs TextDecoder() and new Uint8Array() vs TextEncoder()

new Array() vs Array.from()

Test Array creation methods on a random ArrayBuffer

new Uint8Array() vs Uint8Array.from()

Test ArrayBuffer creation methods on a random Array

Assign once vs destructure twice

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Array split vs string substring. For all split strings (v1)

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Javascript Sort (numbers/strings)

Port from jsperf(https://jsperf.com/sorting-algorithms/58)

Javascript Sort

Port from jsperf(https://jsperf.com/sorting-algorithms/58)

object-hash vs JSON.stringify

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startWith/includes

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Array.includes() vs Set.has()

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Array.find vs. Map.get

Test the performance of Array.find vs. Map.get, with various array sizes, and with/without conversion from array to map

ISO 8601 vs Epoch

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ISO 8601

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test map vs reduce

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Array .push() vs .unshift() |

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array iteration speed v2

Compare loop performance