Run results for: charAt vs String.fromCharCode

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:140.0) Gecko/20100101 Firefox/140.0

Browser: Firefox 140

Operating system: Linux

Device Platform: Desktop

Date tested: one year ago

String.fromCharCode

1287.6M/s

charAt

1041.0M/s

View exact numbers

Test name	Executions per second
✓ String.fromCharCode	1,287,602,176 Ops/sec
charAt	1,040,986,432 Ops/sec

Script Preparation code:

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

Tests: