Run results for: charCodeAt vs [] comparison

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/134.0.0.0 Safari/537.36

Browser: Chrome 134

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

[0]

156.1M/s

charCodeAt(0)

156.1M/s

View exact numbers

Test name	Executions per second
✓ [0]	156,074,368 Ops/sec
charCodeAt(0)	156,058,208 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(0)
str.charCodeAt(0) === 115
[0]
str[0] === 's'