Run results for: Array Pop vs setting array length

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:140.0) Gecko/20100101 Firefox/140.0

Browser: Firefox 140

Operating system: Mac OS X 10.15

Device Platform: Desktop

Date tested: one year ago

Benchmark engine: Benchmark.js

Array set length

4K/s

Array pop

2K/s

View exact numbers

Test name	Executions per second
✓ Array set length	3,803 Ops/sec
Array pop	2,412 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;