Run results for: Array.forEch vs Array.filter

Run details:

User agent: Mozilla/5.0 (Linux; Android 13; Jelly Star Build/TP1A.220624.014; ) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Mobile Safari/537.36 EdgA/124.0.2478.64

Browser: Chrome Mobile 124

Operating system: Android

Device Platform: Mobile

Date tested: one year ago

filter foreach

8/s

foreach if

8/s

View exact numbers

Test name	Executions per second
✓ filter foreach	8 Ops/sec
foreach if	8 Ops/sec

Script Preparation code:


window.arr = [];
for(let i = 0; i < 9999; i++) {
  arr.push(Date.now())
}

function cb(v) {
 console.log(v) 
}

Tests:

foreach if
window.arr.forEach((v) => { if (v % 2) { cb(v) } })
filter foreach
window.arr.filter((v) => v % 2).forEach((v) => cb(v))