Latest Benchmarks

Browse the latest JavaScript performance benchmarks created by the community.

substr vs slice vs substring

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Split vs Regex ISO Time

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filter-map-reduce

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parseInt-vs-math.floor time

Check the impact between the two

JavaScript spread operator vs Object.assign performance vs. Direct assignment

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Multiply vs subtract

Is it faster to make a number negative by multiplying by negative one, og subtract the number from zero.

Array.prototype.concat vs spread operator [e]

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

getElementById vs id vs wrapper vs global var toggling class

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getElementById vs id vs wrapper toggling class

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getElementById vs id toggling class

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getElementById vs id

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Symbol vs String property square bracket aa

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Symbol vs String property square bracket a

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string concatenation += vs Array.prototype.join()

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JS new obj. destruct vs fields

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for in Object.keys vs foreach Object.keys

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querySelectorAll data attribute vs class name 1

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Array concat ES6

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

set.has vs. array.includes including misses

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array vs hashmap lookup

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Access to Proxy vs Object vs computed

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lodash vs for-of-1

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lodash vs for-of

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startswith vs includes - same string

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Has own property

Check if an object is undefined