Browse the latest JavaScript performance benchmarks created by the community.
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Compare loop performance
Compare loop performance
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Test on isEqual performance
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Amortize the cost of creating a regex across 20,000 applications. Scan a long string. On chrome you only see a difference once the target string is over 15 chars or so. String.includes is best, followed by RegExp.test, then String.match.
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Cost of measuring "every hundredth instance" vs. a random sampling of 1% of instances
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Literal regexp's vs string and array methods when searching a number in a string
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Comparing performance of: flatMap vs for of
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Compare performence for cloning an object in JS between lodash.clone and structuredClone
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This benchmarks test a scenario of splitting the first part of a dot "." separated string like domain names. For example: aaa.mysite.domain.com