Latest Benchmarks

Browse the latest JavaScript performance benchmarks created by the community.

JS String '+' same v.s. different strings

Is there a difference in performance over many iterations of string concatenation if the string being added is the same or different each time?

JS: String '+' v.s. join

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Compare nums-and-localecompare-1

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Array.includes vs Set.has vas Map.has (string)

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Compare nums2

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Compare nums1

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Compare nums

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Array slice vs for loop (new Array)

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taw69420

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Join with array create versus loop and concat

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aaaasdasd

bbbb

lodash test 05022024

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Some vs. Filter vs. indexOf vs. includes Fork

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concat test temp

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concat test for se

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concat vs push vs spread performance(more data)

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

innerhtml vs removechild vs remove vs textContent

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Function vs dynamic function vs strict dynamic function

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getElementById vs querySelector ID vs getElementsByClassName vs querySelectorAll ver2

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DataAttribute vs Class Selector vs ID Selector v3

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DataAttribute vs Class Selector vs ID Selector v2

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replaceChildren vs appendChild for empty container

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textContent(replace) vs nodeValue(replace) vs classList

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fill then map (with null/undefined/""/0) vs for loop vs array.from

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if else vs switch case vs indexOf 2

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