Run results for: filterMap vs reduce

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/108.0.0.0 Safari/537.36

Browser: Chrome 108

Operating system: Linux

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
filterMap	1.3 Ops/sec
reduce	1.6 Ops/sec

Tests:

filterMap
const arr = new Array(52400).fill(null).map(() => Math.random()); for(let i = 0; i < 1000; i++) { const res = arr.filter(el => el % 2 === 0).map(el => el + 1).sort((a, b) => a - b); }
reduce
const arr = new Array(52400).fill(null).map(() => Math.random()); for(let i = 0; i < 1000; i++) { const res = arr.reduce((acc, el) => { if(el % 2 === 0) { acc.push(el + 1); } return acc; }, []).sort((a, b) => a - b); }