Test performance to get strings from Object

How do array.toString(), array.shift(), and array.pop() compare to array[0] when retrieving the only item in an array

What works best when value misses all the conditions.

What works best when value misses all the conditions.

how much of a performance deficit you can expect from using Array.includes instead of manually writing a chain of logical ORs

Perf test of Spread vs Object.assign()

Check for valid input by doing string.trim() or /./.test(text)

Comparing performance of Set.has() vs Array.includes()