Browse the latest JavaScript performance benchmarks created by the community.
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Note!: none of these tests actually do the same thing, and the data in the example is simple. consider also using arrays: those are nice. Some of these are shallow, some of these are deep-ish. Data is lost through JSON serialization and back, and more data would be lost in JSON and other methods depending on the data stored.
Compare the new ES6 spread operator with the traditional concat() method and push
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Lodash.countBy vs native filter
insertAdjacentHtml vs innerHTML
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Structured clone vs manual deep copy function vs JSON stringify vs {...}
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This benchmark tests whether the speed or JSON.stringify changes with object size
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const, obj literal, function, prototype, class
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