Run results for: sort vs unshift

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36

Browser: Chrome 120

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

Benchmark engine: Benchmark.js

sort

7K/s

unshift

757/s

View exact numbers

Test name	Executions per second
✓ sort	6,763 Ops/sec
unshift	757 Ops/sec

Script Preparation code:

var arr = [...Array(10000)].map((_,i) => i % 2)

Tests:

sort
arr = arr.sort((a, b) => a == 0 ? 1 : -1)
unshift
arr = arr.reduce((acc, curr) => { if (curr == 0) { acc.push(curr); } else { acc.unshift(curr); } return acc; }, []);