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/537.36 (KHTML, like Gecko) Chrome/135.0.0.0 Safari/537.36

Browser: Chrome 135

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Benchmark engine: Benchmark.js

Array from sparse array

498K/s

Array.from length

354K/s

View exact numbers

Test name	Executions per second
✓ Array from sparse array	497,565 Ops/sec
Array.from length	354,390 Ops/sec

HTML Preparation code:

<!--your preparation HTML code goes here-->

Script Preparation code:

/*your preparation JavaScript code goes here
To execute async code during the script preparation, wrap it as function globalMeasureThatScriptPrepareFunction, example:*/
async function globalMeasureThatScriptPrepareFunction() {
    // This function is optional, feel free to remove it.
    // await someThing();
}

Tests:

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