Run results for: str += vs join

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/147.0.0.0 Safari/537.36 Edg/147.0.0.0

Browser: Chrome 147

Operating system: Windows

Device Platform: Desktop

Date tested: 4 months ago

Benchmark engine: Benchmark.js

str string

159.7M/s

str array

20.3M/s

View exact numbers

Test name	Executions per second
✓ str string	159,669,792 Ops/sec
str array	20,329,484 Ops/sec

Tests: