Run results for: charAt vs String.fromCharCode

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.3 Safari/605.1.15

Browser: Safari 16

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

charAt

463.5M/s

String.fromCharCode

456.9M/s

View exact numbers

Test name	Executions per second
✓ charAt	463,487,040 Ops/sec
String.fromCharCode	456,857,696 Ops/sec

Script Preparation code:

const string = 'abahdbashjdbs'
const charCode = string.charCodeAt(5)
const index = 5

Tests: