Latest Benchmarks

Browse the latest JavaScript performance benchmarks created by the community.

Some vs Find on objects

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class declaration vs class expression 2

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class declaration vs class expression

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Object.create vs __proto__

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lodash chunk2

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Ternary operator VS Multi-assign VS Function call

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Old MutationEvents performance 2

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Old MutationEvents performance

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Nested with statements

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evaluating strings

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Convert Date object to number(+ vs getTime vs Number), and for i vs foreach

comparing +, getTime and Number, each comparing for i vs foreach

es6 vs prototype vs module class

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Push(forEach) vs Map

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map vs foreach generating array

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Is it worth checking for empty string before replace with regex?

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how fast is regex3?

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how fast is regex2?

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how fast is regex?

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RegExp constructor vs literal 2

Testing performance when using a new RegExp object vs a literal regex

array.some vs regex.test - new

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Nested Json stringify speed test

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div by 3 vs mul 0.333

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div by 2 vs shift 1 vs mul 0.5

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Multiple getAttribute vs dataset

Compare setAttribute to dataset in multiple getters

JS iterator vs array (big)

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