Benchmark: Array.from vs Array.fill (zeroes)

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)) }

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
from
fill

Fastest: N/A

Slowest: N/A

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Latest run results:

Run details: (Test run date: 23 days ago)

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/OS: Mobile Safari 17 on iOS 17.3.1

View result in a separate tab

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

Array.from vs Array.fill (zeroes) (version: 0)

Comparing performance of: from vs fill

Created: 23 days ago by: Guest

Jump to the latest result

from

fill

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A