Run results for: reduce()+push() vs map()

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:138.0) Gecko/20100101 Firefox/138.0

Browser: Firefox 138

Operating system: Linux

Device Platform: Desktop

Date tested: one year ago

map()

6K/s

reduce()+push()

5K/s

View exact numbers

Test name	Executions per second
✓ map()	5,908 Ops/sec
reduce()+push()	4,953 Ops/sec

Script Preparation code:

var data = [ ...Array.from(Array(10000).keys()) ];

Tests:

reduce()+push()
data.reduce((acc, v) => { acc.push(v.toString()); return acc; }, []);
map()
data.map(v => { return v.toString(); });