Run results for: Array.from vs Array.fill

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/134.0.0.0 Safari/537.36 Edg/134.0.0.0

Browser: Chrome 134

Operating system: Windows

Device Platform: Desktop

Date tested: 13 days ago

Test name	Executions per second
from	74.6 Ops/sec
fill	582.6 Ops/sec

Tests:

let n = 10000, length = 50
const result = []
for (let i = 0; i < n; ++i) {
    result.push(Array.from({length:length}).map((_, i) => i + 1))
}

AخA
 
let n = 10000, length = 50const result = []for (let i = 0; i < n; ++i) {    result.push(Array.from({length:length}).map((_, i) => i + 1))}

let n = 10000, length = 50
const result = []
for (let i = 0; i < n; ++i) {
    result.push(Array(5).fill(0).map(i => i + 1))
}

 
let n = 10000, length = 50const result = []for (let i = 0; i < n; ++i) {    result.push(Array(5).fill(0).map(i => i + 1))}