Latest Benchmarks

Browse the latest JavaScript performance benchmarks created by the community.

spread vs forEach push v3

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spread vs forEach push

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push spread vs push apply v4

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forEach vs for ... of

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class vs data-attribute

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Query performance on 100000 elements page

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map vs new

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Destructuring an object

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Babel check ops ? with not

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for in vs Object.entires 2

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for i versus map

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JSON.stringify VS JSON.parse

compares the performance of json parse vs json stringify

Object mapping

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Chunk - lodash vs javascript vs for loop vs reduce

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Add item to array: push vs spread vs assign vs assign+grow

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for in vs Object.entires

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Negate Number

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Testing array lookup vs storing it in a variable first

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Small but maybe empty Array versus Small Object (Access wise)

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Small but maybe empty Array versus Small Object (Creation wise)

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Large but empty Array versus Small Object (Access wise)

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Large but empty Array versus Small Object (Creation wise)

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structuredClone perf

just benchmarking things

Filter vs FindIndex splice

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slice vs. for

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