Latest Benchmarks

Browse the latest JavaScript performance benchmarks created by the community.

slice vs substring remove last char

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Benchmark: flatMap vs reduce vs while vs foreach

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_.map vs array.map for UInt8Array - part 2

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insertAdjacentHTML vs append

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TextDecoder

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test1 array concat vs spred 2

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Reduce vs Map+FromEntries vs for loop

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DateTimeFormat vs toLocaleDateString

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KaiOS this

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Lohash _.has vs JS native hasOwnProperty

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removeChild vs children.remove

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divide by 2 vs multiply by 0.5

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Testing split vs lastindexOf

Testing split vs lastindexOf

join vs map js

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Math.min() vs Array.reduce()

Compare speed of Math.min() vs Array.reduce().

Sum speed test

Diffrence between FOR loop and REDUCE

JavaScript Benchmark: includes vs indexOf

Comparison of JavaScript Array.includes() and Array.indexOf()

Array flatten implementations [high volume]

Compare various ways to flatten nested arrays 1 level deep.

Array Shuffling

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

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Vanilla JS VS JQuery DOM perfomance Loop

Vanilla JS VS JQuery DOM perfomance

Test Select Widget2

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clientHeight vs getComputedStyle().height

element.clientHeight vs window.getComputedStyle(element).height

~~ vs Math.Floor 2

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Quick Sin Cos vs Math Sin Cos vs Fastest

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