Run results for: Array.from vs Array.fill (zeroes)

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 17_3_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.3.1 Mobile/15E148 Safari/604.1

Browser: Mobile Safari 17

Operating system: iOS 17.3.1

Device Platform: Mobile

Date tested: one year ago

Test name	Executions per second
from	651.8 Ops/sec
fill	371.1 Ops/sec

Tests:

from

const n = 10000, length = 50
const result = []
for (let i = 0; i < n; ++i) {
    result.push(Array.from({length}, () => 0))
}

AخA
 
const n = 10000, length = 50const result = []for (let i = 0; i < n; ++i) {    result.push(Array.from({length}, () => 0))}

fill

const n = 10000, length = 50
const result = []
for (let i = 0; i < n; ++i) {
    result.push(Array(length).fill(0))
}

 
const n = 10000, length = 50const result = []for (let i = 0; i < n; ++i) {    result.push(Array(length).fill(0))}