Run results for: Splice vs Filter 2

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/137.0.0.0 Safari/537.36

Browser: Chrome 137

Operating system: Linux

Device Platform: Desktop

Date tested: 10 months ago

Splice

47K/s

Filter

98/s

View exact numbers

Test name	Executions per second
✓ Splice	46,894 Ops/sec
Filter	98 Ops/sec

Script Preparation code:

const arr = Array(500).fill(0).map(() => Math.floor(Math.random() * 1000000));

Tests:

Splice
const num = arr[Math.floor(Math.random() * 500)] const index = arr.find(item => item === num) if (index > -1) { arr.splice(index, 1) } arr.push(1)
Filter
const num = arr[Math.floor(Math.random() * 500)] const newArr = arr.filter(item => item !== num) newArr.push(1)