Latest Benchmarks

Browse the latest JavaScript performance benchmarks created by the community.

Array.from vs. Array/fill/map

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Updating objects 2

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lodash.zipObject vs native reduce (FORK)

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Array initialization: preallocate vs push

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lodash.zipObject vs native reduce (fixed)

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lodash.values vs Object.values

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[].concat vs [...]

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

tztest

timezone tests

Date.now(); vs new Date().getTime();

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Reference vs Dereference with object containing array of 10 000 elements

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switch literals

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Push vs Spread stuff2

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Push vs Spread stuff

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sortBy

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Test set

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Map (Native vs Ramda vs Lodash vs Immutable) - sample size 100 1

measures the speed of ramda's map vs Array's native map vs lodash map vs Immutable map

Ramda vs. Lodash + Immutable 1

Compares performance on the same task using Lodash vs two styles of Ramda vs two styles of "native" Javascript. In all cases the task is pulling "counter" property from each item in an array, filtering out odd items, squaring them, then returning those squared values that have less than two digits.

For loop map vs map builtin for 100000 elements

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For loop map vs map builtin for 10000000 elements

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Ramda sort vs native sort. Working

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Math.max/min vs if vs ternary operator with random 2

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Has class className vs. classList

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Property vs. attribute

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Performance universal/wildcard selector (JS vs. jQuery vs. Zepto vs. Bliss vs. UmbrellaJs)

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filter vs compact v555

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