Run results for: flatmap vs reduce t2

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36

Browser: Chrome 131

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

reduce

217/s

flatmap

194/s

View exact numbers

Test name	Executions per second
✓ reduce	217 Ops/sec
flatmap	194 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:*/
let a = Array.from({
        length: 10000
    },
    (v, i) => ({
        name: i,
        station: Array.from({
                length: 20
            },
            (v2, i2) => i2)
    })
)

Tests:

flatmap
/*When writing async/deferred tests, use `deferred.resolve()` to mark test as done*/ a.flatMap((l) => l.station.map(s=>({line:l.name,station:s})))
reduce
a.reduce((acc, curr) => { for (const s of curr.station) { acc.push({ line: curr.name, staion: s }) } return acc; }, [])