Run results for: Array Pop vs setting array length

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/26.2 Safari/605.1.15

Browser: Safari 26

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 8 months ago

Benchmark engine: Benchmark.js

Array set length

12K/s

Array pop

2K/s

View exact numbers

Test name	Executions per second
✓ Array set length	11,620 Ops/sec
Array pop	2,226 Ops/sec

Tests:

Array pop
let array = new Array(100000).fill(0); while (array.length > 0) { array.pop(); }
Array set length
let array = new Array(100000).fill(0); array.length = 0;