Latest Benchmarks

Browse the latest JavaScript performance benchmarks created by the community.

JS Spread operator vs push

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for ... of vs Array.forEach vs for cycle

Compare how to quickly iterate through array

Comparisons of performance for finding a value in an array

Comparing several different methods for finding an item in an array (assuming complex objects)

JQuery.grep vs Array.find

Compare how to find need element with different functions

Map vs Object2

Lookup of map vs object

jquery - empty vs html

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try vs try callback

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Array fill foreach, vs for i loop

People tend to use array fil and then foreach, we know foreach is faster than a for loop, but is it also faster if you use array fill first?

drawImage() scaling down performance with no smoothing

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Overhead of saving and restoring context state

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drawImage() scaling up performance

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Setting a single pixel on an HTML5 canvas element

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Lodash omit vs Native object destruction

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UTF-8 byte length Arabic 4-mthods

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Classes vs functions

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_.omit vs delete of map

Perf lodash.omit vs Object.keys().filter

querySelector vs querySelector + cache

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Object literal vs JSON.parse

As long as the JSON string is only evaluated once, the JSON.parse approach is much faster compared to the JavaScript object literal, especially for cold loads.

Lodash cloneDeep vs JSON Clone (Number, Boolean, Object, Array, String, Null)

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closure vs proto vs class 3

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Ramda values vs Object.values

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splice vs push

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UUID V4 Crypto vs Math

Crypto.getRandomValues vs Math.random

Hashmap vs Array.Filter

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Some vs. Filter vs. indexOf vs Find

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