Run results for: charCodeAt vs codePointAt

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:109.0) Gecko/20100101 Firefox/115.0

Browser: Firefox 115

Operating system: Linux

Device Platform: Desktop

Date tested: 2 years ago

charCodeAt

536.7M/s

codePointAt

74.4M/s

View exact numbers

Test name	Executions per second
✓ charCodeAt	536,727,456 Ops/sec
codePointAt	74,432,400 Ops/sec

Script Preparation code:

var str = "some string heresome string heresome string heresome string heresome string heresome string heresome string heresome string heresome string heresome string heresome string heresome string heresome string heresome string heresome string heresome string heresome string heresome string heresome string here"

Tests:

charCodeAt
str.charCodeAt(20)
codePointAt
str.codePointAt(20)