Run results for: String.charAt vs String.sub

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36

Browser: Chrome 129

Operating system: Linux

Device Platform: Desktop

Date tested: 5 months ago

String.charAt

120K/s

String.sub

111K/s

View exact numbers

Test name	Executions per second
✓ String.charAt	119,963 Ops/sec
String.sub	110,806 Ops/sec

Script Preparation code:

str = ''
let i = 10 ** 3
while (--i) str = str + i

Tests: