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

Run details:

User agent: Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Mobile Safari/537.36

Browser: Chrome Mobile 123

Operating system: Android

Device Platform: Mobile

Date tested: 2 years ago

Benchmark engine: Benchmark.js

fill

186/s

from

17/s

View exact numbers

Test name	Executions per second
✓ fill	186 Ops/sec
from	17 Ops/sec

Tests:

from
const n = 10000, length = 50 const 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)) }