Latest Benchmarks

Browse the latest JavaScript performance benchmarks created by the community.

Large Array Case-Insensitive String Filtering

Test various case insensitive string comparison methods inside large (1000 item) arrays.

String searching methods

Filtering large-ish arrays using various string comparison methods.

set.has vs. array.includes with large data

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bench concat spread jeff2

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bench concat spread jeff1

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bench concat spread jeff

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RegEx.exec vs String.match

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Direct property assignment vs defineProperty

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Dynamic property assignment vs Object.assign

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concat vs spread perfs

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Array join and let unique values in return v2

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JavaScript spread operator vs object update performance

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Lodash vs Native sort each with LocaleCompare

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memory test

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xeaiow test

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createElement vs cloneNode v3

Faster way to create new dom elements before insertion

Object.hasOwnProperty vs Object in vs Object[] vs Array.indexOf vs Array.includes vs Reflect.has()

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for vs enumerated forEach

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quick speed test for merging

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Array split vs string slice

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Object.hasOwnProperty vs Object in vs Object[] vs Array.indexOf vs Array.includes v2

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Set.has vs Array.includes

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fixed for vs foreach vs some vs forof

Compare loop performance

parseInt vs Math.trunc

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Dot property set notation VS Lodash.set (Nested)

Compares different approaches to set an object property