Latest Benchmarks

Browse the latest JavaScript performance benchmarks created by the community.

empty arrays

Based on question on http://stackoverflow.com/questions/1232040/how-do-i-empty-an-array-in-javascript

Object function binding vs global scope lookup

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Object function binding vs closure plus cache + execution

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RegEx Length vs String Length

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Object function binding vs closure

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object method scope lookup

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es6 class static vs instance vs object method

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Array.prototype.concat vs spread operator test 34234

Compare the new ES6 spread operator with the traditional concat() method

memosy

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String() vs .toString() vs + string

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JSON.parse vs replace.split

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jQuery parents() vs closest() speed performance comparison

Comparing performance of: Parent vs Closest

Lodash cloneDeep vs deepFreeze vs deepClone vs JSON.parse(JSON.stringify())

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Lodash cloneDeep vs freeze vs monokee deepClone

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for vs foreach vs some vs for..of non-empty array square root 1000 elements no console

Compare loop performance

for vs foreach vs some vs for..of non-empty array square root 1000 elements

Compare loop performance

for vs foreach vs some vs for..of non-empty array square root

Compare loop performance

Array.prototype.concat vs spread operator larche

Compare the new ES6 spread operator with the traditional concat() method

flatMap() vs map().flat()

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Test long calcul

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startswith vs indexof??

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flatMap() vs map().filter() v2

flatMap vs filter map

flatMap() vs map().filter() v1

flatMap vs filter map

JSON vs JS

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slice vs substr vs substring (arbitrary arguments)

Compares slice, substr and substring to each other with arbitrary arguments