Run results for: What's faster unshifting left by 1 or multiplying by 2

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:125.0) Gecko/20100101 Firefox/125.0

Browser: Firefox 125

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

Benchmark engine: Benchmark.js

left unshift

150K/s

times two

75K/s

View exact numbers

Test name	Executions per second
✓ left unshift	149,635 Ops/sec
times two	74,529 Ops/sec

Tests: