Run results for: toUpperCase vs toLowerCase - true

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:131.0) Gecko/20100101 Firefox/131.0

Browser: Firefox 131

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
toUpperCase	557656704.0 Ops/sec
toLowerCase	597693312.0 Ops/sec

Script Preparation code:

var text = 'SOME ARE UPPER some are lower';

Tests: