Run results for: startsWith vs charCodeAt

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36

Browser: Chrome 146

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 5 months ago

Benchmark engine: Benchmark.js

charCodeAt

272.9M/s

startsWith

240.0M/s

View exact numbers

Test name	Executions per second
✓ charCodeAt	272,865,824 Ops/sec
startsWith	239,979,024 Ops/sec

Script Preparation code:

str = "hello world"

Tests: