Fast and quick test
https://developer.mozilla.org/en-US/docs/Web/API/structuredClone
Which one is faster
Compare the new ES6 spread operator with the traditional concat() method and push
Comparing the performance of lookups in large objects vs large maps when the keys are strings.
Compare setAttribute to dataset
Is there a performance benefit to replacing == with ===?
Create Your benchmarks
FAQ: FAQ
Source code: GitHub/MeasureThat.net
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Based on: Benchmark.js
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Python benchmarks support: Pyodide