Run results for: Spread vs. flatMap vs concat (v2)

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:109.0) Gecko/20100101 Firefox/110.0

Browser: Firefox 110

Operating system: Mac OS X 10.15

Device Platform: Desktop

Date tested: one year ago

Script Preparation code:

var arrays = [
    [1, 2, 3],
    [4, 5, 6]
]

Tests:

flatMap
arrays.flatMap(array => array)
Spread
var result = [] arrays.reduce((result, array) => { result.push(...array); return result; }, [])
concat
var result = [] arrays.reduce((result, array) => { return result.concat(array); }, [])