compare array copy/clone methods sdfewfe

Benchmarks spread vs JSON.parse(JSON.stringify())

Compares slice and substring to each other when removing the rightmost character

Testing creating a new Intl.DateTimeFormat each time vs. caching it using JSON-stringified options object as the key.

Compare fetching values by calling Object.values on the fly vs a cached array

Which of the built-in trig functions are fastest? slowest?

Compare array item removal methods.

Measures speed between using padStart and slice