Run results for: (Small Array.from length vs Array

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.4 Safari/605.1.15

Browser: Safari 18

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Array.from length

4.4M/s

Array from sparse array

1.5M/s

View exact numbers

Test name	Executions per second
✓ Array.from length	4,368,833 Ops/sec
Array from sparse array	1,537,409 Ops/sec

HTML Preparation code:

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Script Preparation code:

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async function globalMeasureThatScriptPrepareFunction() {
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    // await someThing();
}

Tests:

Array.from length
Array.from({length: 100}, (_, i)=>i)
Array from sparse array
Array.from(Array(100), (_, i)=>i)