Latest Benchmarks

Browse the latest JavaScript performance benchmarks created by the community.

replaceAll vs regex replace pt2

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Compare string refactor case sensitive

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_performance_comparison: DeepClone vs removing/adding eventlisteners

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performance: DeepClone vs shallowClone

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DeepClone vs shallowClone

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Push vs concat vs decon

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DeepClone vs shallow Clone

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lastIndexOf vs split vs regex v2

testing speed

int casting in JS

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Reduce and join in javascript

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Dayjs Date-fns format comparison25151dd

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Object.fromEntries vs reduce vs Map vs for of vs forEach

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Object.fromEntries vs reduce vs Map vs custom implementation

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arr unshift vs push + reverse (100 elements)

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String equals vs String.includes

how much of a performance deficit you can expect from using String.includes instead of using strict comparison with the === operator

Remove first element from array - slice vs filter

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forEach vs map + filter

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Object key vs Array index access

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Date.now() without floor vs static now() function

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Date.now() vs static now() function

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Object Deep Copy test 20240213-2

Produce a deep copy of a Javascript object where nested objects are not simply references to the originals.

Slice vs Splice vs Shift vs pop

Compares the speed for removing 2 items from the beginning of an array

Slice vs Splice vs Shift 231

Compares the speed for removing 2 items from the beginning of an array

array indexOf vs includes vs some w/ largeish array

performance comparison of ways to find if an array contains a value

bool to int

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